[skip ci] workflow test

Author: chihosin

.github/workflows/build-board-custom.yml

@@ -51,20 +51,33 @@ jobs:
   build:
     runs-on: self-hosted
     steps:
-    - uses: actions/checkout@v5
-      with:
-        fetch-depth: 0
+    - name: Set up repository
+      run: |
+        git clone --filter=tree:0 https://github.com/adafruit/circuitpython.git $GITHUB_WORKSPACE
     - name: Checkout head / tag
       env:
         TAG: ${{ inputs.version == 'latest' && 'HEAD' || inputs.version }}
       run: |
         git checkout "$TAG"
+    - name: fork compatibility
+      if: github.repository_owner != 'adafruit'
+      env:
+        REPO: ${{ github.repository }}
+      run: |
+        git remote add fork "https://github.com/$REPO.git"
+        git fetch fork --filter=tree:0
     - name: branch compatibility
-      if: inputs.branch != '' && inputs.version == 'latest'
+      if: inputs.branch != 'main' && inputs.version == 'latest' && github.repository_owner == 'adafruit'
+      env:
+        BRANCH: ${{ inputs.branch }}
+      run: |
+        git checkout "$BRANCH"
+    - name: branch compatibility (fork)
+      if: inputs.branch != '' && inputs.version == 'latest' && github.repository_owner != 'adafruit'
       env:
         BRANCH: ${{ inputs.branch }}
       run: |
-        git checkout -b fork-branch "origin/$BRANCH"
+        git checkout -b fork-branch "fork/$BRANCH"
     - name: Set up identifier
       if: inputs.debug || inputs.flags != ''
       run: |