diff --git a/.github/workflows/rpm-build.yml b/.github/workflows/rpm-build.yml
index bc4f8a6..33661b0 100644
--- a/.github/workflows/rpm-build.yml
+++ b/.github/workflows/rpm-build.yml
@@ -338,7 +338,12 @@ jobs:
              set -eux
              rm -rf mock_result
              mkdir -p mock_result
+             touch mock_result/flag
              script="set -x; echo \"In docker I am \$(id)\"
+                     if [ ! -e /var/lib/mock/$CHROOT_NAME/result/flag ]; then
+                         echo \"/var/lib/mock/$CHROOT_NAME/result/flag does not exist\"
+                         exit 1
+                     fi
                      cat /etc/resolv.conf
                      /usr/sbin/ip route ls
                      /usr/sbin/ip addr ls