diff --git a/.github/workflows/antsibull-docs.yml b/.github/workflows/antsibull-docs.yml
index 0468d611..860e29e8 100644
--- a/.github/workflows/antsibull-docs.yml
+++ b/.github/workflows/antsibull-docs.yml
@@ -41,12 +41,14 @@ jobs:
         antsibull_docutils_ref:
           - main
         antsibull_fileutils_ref:
-          - main
+          - asyncio
         include:
           - options: '--use-current --use-html-blobs --no-breadcrumbs community.crypto community.docker --extra-conf antsibull_ext_color_scheme=none'
             python: '3.9'
+            antsibull_fileutils_ref: asyncio
           - options: '--use-current --output-format simplified-rst community.crypto community.docker'
             python: '3.11'
+            antsibull_fileutils_ref: asyncio
 
     steps:
       - name: Check out antsibull-docs
@@ -85,7 +87,7 @@ jobs:
       - name: Check out dependent project antsibull-fileutils
         uses: actions/checkout@v4
         with:
-          repository: ansible-community/antsibull-fileutils
+          repository: felixfontein/antsibull-fileutils
           path: antsibull-fileutils
           ref: ${{ matrix.antsibull_fileutils_ref }}
 
@@ -210,8 +212,9 @@ jobs:
       - name: Check out dependent project antsibull-fileutils
         uses: actions/checkout@v4
         with:
-          repository: ansible-community/antsibull-fileutils
+          repository: felixfontein/antsibull-fileutils
           path: antsibull-fileutils
+          ref: asyncio
 
       - name: Set up Python 3.12
         uses: actions/setup-python@v5
@@ -286,8 +289,9 @@ jobs:
       - name: Check out dependent project antsibull-fileutils
         uses: actions/checkout@v4
         with:
-          repository: ansible-community/antsibull-fileutils
+          repository: felixfontein/antsibull-fileutils
           path: antsibull-fileutils
+          ref: asyncio
 
       - name: Set up Python 3.12
         uses: actions/setup-python@v5
diff --git a/.github/workflows/nox.yml b/.github/workflows/nox.yml
index 9a772dd2..db14e09e 100644
--- a/.github/workflows/nox.yml
+++ b/.github/workflows/nox.yml
@@ -71,8 +71,9 @@ jobs:
       - name: Check out dependent project antsibull-fileutils
         uses: actions/checkout@v4
         with:
-          repository: ansible-community/antsibull-fileutils
+          repository: felixfontein/antsibull-fileutils
           path: antsibull-fileutils
+          ref: asyncio
       - name: Install extra packages
         if: "matrix.packages != ''"
         run: |