Change to manual checkout

.forgejo/workflows/build_and_deploy_site.yml

@@ -10,11 +10,12 @@ jobs:
   deploy:
     runs-on: ubuntu-22.04
     steps:
-      - uses: https://github.com/actions/checkout@v4
-        with:
-          submodules: true # Fetch Hugo themes (true OR recursive)
-          fetch-depth: 0 # Fetch all history for .GitInfo and .Lastmod
-
+      - name: Manual checkout
+        run: |
+          git clone ${{ github.server_url }}/${{ github.repository }} .
+          cd ${{ github.repository }}
+          git checkout ${{ github.sha }}
+          git submodule init
       - name: Setup
         run: apt-get install hugo -y