Replace actions/checkout with local git clone

.forgejo/workflows/deploy.yml

@@ -9,21 +9,26 @@ jobs:
   build-and-deploy:
     runs-on: nixos
     steps:
-      - name: Checkout
-        uses: actions/checkout@v4
+      - name: Clone repo
+        run: |
+          git clone http://localhost:3000/sscoble/brand-site.git /tmp/brand-site
+          cd /tmp/brand-site
+          git checkout ${{ github.sha }}
 
       - name: Build website with Nix
+        working-directory: /tmp/brand-site
         run: nix build .#website --no-write-lock-file
 
       - name: Build speaker profile PDF
+        working-directory: /tmp/brand-site
         run: nix build .#speaker-profile --no-write-lock-file
 
       - name: Copy build artifacts
         run: |
           mkdir -p ./dist
-          cp -r result/* ./dist/
+          cp -r /tmp/brand-site/result/* ./dist/
           mkdir -p ./public/downloads
-          cp result-2/* ./public/downloads/ 2>/dev/null || true
+          cp /tmp/brand-site/result-2/* ./public/downloads/ 2>/dev/null || true
 
       - name: Configure rclone
         run: |