[F] Try to fix github actions

.github/workflows/opencc.yml

@@ -12,12 +12,14 @@ jobs:
     steps:
       - name: Checkout
         uses: actions/checkout@v3
+        with:
+          fetch-depth: 20     # Fetch 20 recent commits
 
       - name: Setup Python
         uses: actions/setup-python@v4
         with:
           python-version: '3.11'
-          cache: 'pip' # caching pip dependencies
+          cache: 'pip'        # caching pip dependencies
 
       - name: Install Python Dependencies
         run: |