diff --git a/task/buildah-oci-ta/0.2/buildah-oci-ta.yaml b/task/buildah-oci-ta/0.2/buildah-oci-ta.yaml
index 8e76906d99..133df7524f 100644
--- a/task/buildah-oci-ta/0.2/buildah-oci-ta.yaml
+++ b/task/buildah-oci-ta/0.2/buildah-oci-ta.yaml
@@ -273,12 +273,8 @@ spec:
           echo "Cannot find Dockerfile $DOCKERFILE"
           exit 1
         fi
-
-        dockerfile_copy=/tmp/$(basename "$dockerfile_path")
-        cp "$dockerfile_path" "$dockerfile_copy"
-
-        if [ -n "$JVM_BUILD_WORKSPACE_ARTIFACT_CACHE_PORT_80_TCP_ADDR" ] && grep -q '^\s*RUN \(./\)\?mvn' "$dockerfile_copy"; then
-          sed -i -e "s|^\s*RUN \(\(./\)\?mvn\)\(.*\)|RUN echo \"<settings><mirrors><mirror><id>mirror.default</id><url>http://$JVM_BUILD_WORKSPACE_ARTIFACT_CACHE_PORT_80_TCP_ADDR/v1/cache/default/0/</url><mirrorOf>*</mirrorOf></mirror></mirrors></settings>\" > /tmp/settings.yaml; \1 -s /tmp/settings.yaml \3|g" "$dockerfile_copy"
+        if [ -n "$JVM_BUILD_WORKSPACE_ARTIFACT_CACHE_PORT_80_TCP_ADDR" ] && grep -q '^\s*RUN \(./\)\?mvn' "$dockerfile_path"; then
+          sed -i -e "s|^\s*RUN \(\(./\)\?mvn\)\(.*\)|RUN echo \"<settings><mirrors><mirror><id>mirror.default</id><url>http://$JVM_BUILD_WORKSPACE_ARTIFACT_CACHE_PORT_80_TCP_ADDR/v1/cache/default/0/</url><mirrorOf>*</mirrorOf></mirror></mirrors></settings>\" > /tmp/settings.yaml; \1 -s /tmp/settings.yaml \3|g" "$dockerfile_path"
           touch /var/lib/containers/java
         fi
 
@@ -313,7 +309,7 @@ spec:
         done
 
         BASE_IMAGES=$(
-          dockerfile-json "${BUILD_ARG_FLAGS[@]}" "$dockerfile_copy" |
+          dockerfile-json "${BUILD_ARG_FLAGS[@]}" "$dockerfile_path" |
             jq -r '.Stages[] | select(.From | .Stage or .Scratch | not) | .BaseName | select(test("^oci-archive:") | not)'
         )
 
@@ -355,7 +351,7 @@ spec:
           sed -E -i \
               -e 'H;1h;$!d;x' \
               -e 's@^\s*(run((\s|\\\n)+-\S+)*(\s|\\\n)+)@\1. /cachi2/cachi2.env \&\& \\\n    @igM' \
-              "$dockerfile_copy"
+              "$dockerfile_path"
           echo "Prefetched content will be made available"
 
           prefetched_repo_for_my_arch="/tmp/cachi2/output/deps/rpm/$(uname -m)/repos.d/cachi2.repo"
@@ -416,18 +412,15 @@ spec:
           done < <(find $ADDITIONAL_SECRET_TMP -maxdepth 1 -type f -exec basename {} \;)
         fi
 
-        # Prevent ShellCheck from giving a warning because 'image' is defined and 'IMAGE' is not.
-        declare IMAGE
-
         unshare -Uf $UNSHARE_ARGS --keep-caps -r --map-users 1,1,65536 --map-groups 1,1,65536 -w ${SOURCE_CODE_DIR}/$CONTEXT -- buildah build \
           $VOLUME_MOUNTS \
           "${BUILDAH_ARGS[@]}" \
           "${LABELS[@]}" \
           --tls-verify=$TLSVERIFY --no-cache \
           --ulimit nofile=4096:4096 \
-          -f "$dockerfile_copy" -t "$IMAGE" .
+          -f "$dockerfile_path" -t $IMAGE .
 
-        container=$(buildah from --pull-never "$IMAGE")
+        container=$(buildah from --pull-never $IMAGE)
         buildah mount $container | tee /shared/container_path
         # delete symlinks - they may point outside the container rootfs, messing with SBOM scanners
         find $(cat /shared/container_path) -xtype l -delete
diff --git a/task/buildah-remote-oci-ta/0.2/buildah-remote-oci-ta.yaml b/task/buildah-remote-oci-ta/0.2/buildah-remote-oci-ta.yaml
index 8e77a97bf3..24743cc0b1 100644
--- a/task/buildah-remote-oci-ta/0.2/buildah-remote-oci-ta.yaml
+++ b/task/buildah-remote-oci-ta/0.2/buildah-remote-oci-ta.yaml
@@ -308,12 +308,8 @@ spec:
         echo "Cannot find Dockerfile $DOCKERFILE"
         exit 1
       fi
-
-      dockerfile_copy=/tmp/$(basename "$dockerfile_path")
-      cp "$dockerfile_path" "$dockerfile_copy"
-
-      if [ -n "$JVM_BUILD_WORKSPACE_ARTIFACT_CACHE_PORT_80_TCP_ADDR" ] && grep -q '^\s*RUN \(./\)\?mvn' "$dockerfile_copy"; then
-        sed -i -e "s|^\s*RUN \(\(./\)\?mvn\)\(.*\)|RUN echo \"<settings><mirrors><mirror><id>mirror.default</id><url>http://$JVM_BUILD_WORKSPACE_ARTIFACT_CACHE_PORT_80_TCP_ADDR/v1/cache/default/0/</url><mirrorOf>*</mirrorOf></mirror></mirrors></settings>\" > /tmp/settings.yaml; \1 -s /tmp/settings.yaml \3|g" "$dockerfile_copy"
+      if [ -n "$JVM_BUILD_WORKSPACE_ARTIFACT_CACHE_PORT_80_TCP_ADDR" ] && grep -q '^\s*RUN \(./\)\?mvn' "$dockerfile_path"; then
+        sed -i -e "s|^\s*RUN \(\(./\)\?mvn\)\(.*\)|RUN echo \"<settings><mirrors><mirror><id>mirror.default</id><url>http://$JVM_BUILD_WORKSPACE_ARTIFACT_CACHE_PORT_80_TCP_ADDR/v1/cache/default/0/</url><mirrorOf>*</mirrorOf></mirror></mirrors></settings>\" > /tmp/settings.yaml; \1 -s /tmp/settings.yaml \3|g" "$dockerfile_path"
         touch /var/lib/containers/java
       fi
 
@@ -348,7 +344,7 @@ spec:
       done
 
       BASE_IMAGES=$(
-        dockerfile-json "${BUILD_ARG_FLAGS[@]}" "$dockerfile_copy" |
+        dockerfile-json "${BUILD_ARG_FLAGS[@]}" "$dockerfile_path" |
           jq -r '.Stages[] | select(.From | .Stage or .Scratch | not) | .BaseName | select(test("^oci-archive:") | not)'
       )
 
@@ -390,7 +386,7 @@ spec:
         sed -E -i \
             -e 'H;1h;$!d;x' \
             -e 's@^\s*(run((\s|\\\n)+-\S+)*(\s|\\\n)+)@\1. /cachi2/cachi2.env \&\& \\\n    @igM' \
-            "$dockerfile_copy"
+            "$dockerfile_path"
         echo "Prefetched content will be made available"
 
         prefetched_repo_for_my_arch="/tmp/cachi2/output/deps/rpm/$(uname -m)/repos.d/cachi2.repo"
@@ -451,18 +447,15 @@ spec:
         done < <(find $ADDITIONAL_SECRET_TMP -maxdepth 1 -type f -exec basename {} \;)
       fi
 
-      # Prevent ShellCheck from giving a warning because 'image' is defined and 'IMAGE' is not.
-      declare IMAGE
-
       unshare -Uf $UNSHARE_ARGS --keep-caps -r --map-users 1,1,65536 --map-groups 1,1,65536 -w ${SOURCE_CODE_DIR}/$CONTEXT -- buildah build \
         $VOLUME_MOUNTS \
         "${BUILDAH_ARGS[@]}" \
         "${LABELS[@]}" \
         --tls-verify=$TLSVERIFY --no-cache \
         --ulimit nofile=4096:4096 \
-        -f "$dockerfile_copy" -t "$IMAGE" .
+        -f "$dockerfile_path" -t $IMAGE .
 
-      container=$(buildah from --pull-never "$IMAGE")
+      container=$(buildah from --pull-never $IMAGE)
       buildah mount $container | tee /shared/container_path
       # delete symlinks - they may point outside the container rootfs, messing with SBOM scanners
       find $(cat /shared/container_path) -xtype l -delete
diff --git a/task/buildah-remote/0.2/buildah-remote.yaml b/task/buildah-remote/0.2/buildah-remote.yaml
index ec481f49bc..2d5a682359 100644
--- a/task/buildah-remote/0.2/buildah-remote.yaml
+++ b/task/buildah-remote/0.2/buildah-remote.yaml
@@ -290,12 +290,8 @@ spec:
         echo "Cannot find Dockerfile $DOCKERFILE"
         exit 1
       fi
-
-      dockerfile_copy=/tmp/$(basename "$dockerfile_path")
-      cp "$dockerfile_path" "$dockerfile_copy"
-
-      if [ -n "$JVM_BUILD_WORKSPACE_ARTIFACT_CACHE_PORT_80_TCP_ADDR" ] && grep -q '^\s*RUN \(./\)\?mvn' "$dockerfile_copy"; then
-        sed -i -e "s|^\s*RUN \(\(./\)\?mvn\)\(.*\)|RUN echo \"<settings><mirrors><mirror><id>mirror.default</id><url>http://$JVM_BUILD_WORKSPACE_ARTIFACT_CACHE_PORT_80_TCP_ADDR/v1/cache/default/0/</url><mirrorOf>*</mirrorOf></mirror></mirrors></settings>\" > /tmp/settings.yaml; \1 -s /tmp/settings.yaml \3|g" "$dockerfile_copy"
+      if [ -n "$JVM_BUILD_WORKSPACE_ARTIFACT_CACHE_PORT_80_TCP_ADDR" ] && grep -q '^\s*RUN \(./\)\?mvn' "$dockerfile_path"; then
+        sed -i -e "s|^\s*RUN \(\(./\)\?mvn\)\(.*\)|RUN echo \"<settings><mirrors><mirror><id>mirror.default</id><url>http://$JVM_BUILD_WORKSPACE_ARTIFACT_CACHE_PORT_80_TCP_ADDR/v1/cache/default/0/</url><mirrorOf>*</mirrorOf></mirror></mirrors></settings>\" > /tmp/settings.yaml; \1 -s /tmp/settings.yaml \3|g" "$dockerfile_path"
         touch /var/lib/containers/java
       fi
 
@@ -330,7 +326,7 @@ spec:
       done
 
       BASE_IMAGES=$(
-        dockerfile-json "${BUILD_ARG_FLAGS[@]}" "$dockerfile_copy" |
+        dockerfile-json "${BUILD_ARG_FLAGS[@]}" "$dockerfile_path" |
           jq -r '.Stages[] | select(.From | .Stage or .Scratch | not) | .BaseName | select(test("^oci-archive:") | not)'
       )
 
@@ -372,7 +368,7 @@ spec:
         sed -E -i \
             -e 'H;1h;$!d;x' \
             -e 's@^\s*(run((\s|\\\n)+-\S+)*(\s|\\\n)+)@\1. /cachi2/cachi2.env \&\& \\\n    @igM' \
-            "$dockerfile_copy"
+            "$dockerfile_path"
         echo "Prefetched content will be made available"
 
         prefetched_repo_for_my_arch="/tmp/cachi2/output/deps/rpm/$(uname -m)/repos.d/cachi2.repo"
@@ -433,18 +429,15 @@ spec:
         done < <(find $ADDITIONAL_SECRET_TMP -maxdepth 1 -type f -exec basename {} \;)
       fi
 
-      # Prevent ShellCheck from giving a warning because 'image' is defined and 'IMAGE' is not.
-      declare IMAGE
-
       unshare -Uf $UNSHARE_ARGS --keep-caps -r --map-users 1,1,65536 --map-groups 1,1,65536 -w ${SOURCE_CODE_DIR}/$CONTEXT -- buildah build \
         $VOLUME_MOUNTS \
         "${BUILDAH_ARGS[@]}" \
         "${LABELS[@]}" \
         --tls-verify=$TLSVERIFY --no-cache \
         --ulimit nofile=4096:4096 \
-        -f "$dockerfile_copy" -t "$IMAGE" .
+        -f "$dockerfile_path" -t $IMAGE .
 
-      container=$(buildah from --pull-never "$IMAGE")
+      container=$(buildah from --pull-never $IMAGE)
       buildah mount $container | tee /shared/container_path
       # delete symlinks - they may point outside the container rootfs, messing with SBOM scanners
       find $(cat /shared/container_path) -xtype l -delete