diff --git a/.github/workflows/check_dependencies.yml b/.github/workflows/check_dependencies.yml
index ca43cb1c4f..bb7c9583e9 100644
--- a/.github/workflows/check_dependencies.yml
+++ b/.github/workflows/check_dependencies.yml
@@ -22,6 +22,7 @@ jobs:
       - name: git config
         run: |
           git config --global advice.detachedHead 0
+          git config --global init.defaultBranch garbage
       - uses: actions/checkout@v2
       - run: autoconf
       - name: Run configure
diff --git a/.github/workflows/macos.yml b/.github/workflows/macos.yml
index 29972a574a..77f9e6eac5 100644
--- a/.github/workflows/macos.yml
+++ b/.github/workflows/macos.yml
@@ -15,6 +15,7 @@ jobs:
       - name: git config
         run: |
           git config --global advice.detachedHead 0
+          git config --global init.defaultBranch garbage
       - uses: actions/checkout@v2
         with:
           path: src
diff --git a/.github/workflows/mingw.yml b/.github/workflows/mingw.yml
index d1d31cd981..f807a2e8bd 100644
--- a/.github/workflows/mingw.yml
+++ b/.github/workflows/mingw.yml
@@ -30,6 +30,7 @@ jobs:
           git config --global core.autocrlf false
           git config --global core.eol lf
           git config --global advice.detachedHead 0
+          git config --global init.defaultBranch garbage
       - uses: actions/checkout@v2
         with:
           path: src
diff --git a/.github/workflows/mjit.yml b/.github/workflows/mjit.yml
index e08b22ca84..2d4bb0dc2d 100644
--- a/.github/workflows/mjit.yml
+++ b/.github/workflows/mjit.yml
@@ -23,6 +23,7 @@ jobs:
       - name: git config
         run: |
           git config --global advice.detachedHead 0
+          git config --global init.defaultBranch garbage
       - uses: actions/checkout@v2
         with:
           path: src
diff --git a/.github/workflows/ubuntu.yml b/.github/workflows/ubuntu.yml
index 29ed9e43c7..174104c5e3 100644
--- a/.github/workflows/ubuntu.yml
+++ b/.github/workflows/ubuntu.yml
@@ -37,6 +37,7 @@ jobs:
       - name: git config
         run: |
           git config --global advice.detachedHead 0
+          git config --global init.defaultBranch garbage
       - uses: actions/checkout@v2
         with:
           path: src
diff --git a/.github/workflows/windows.yml b/.github/workflows/windows.yml
index 1487de9a1b..e8633c57ee 100644
--- a/.github/workflows/windows.yml
+++ b/.github/workflows/windows.yml
@@ -41,6 +41,7 @@ jobs:
           git config --global core.autocrlf false
           git config --global core.eol lf
           git config --global advice.detachedHead 0
+          git config --global init.defaultBranch garbage
       - uses: actions/checkout@v2
         with:
           path: src