Update .gitea/workflows/demo.yml

.gitea/workflows/demo.yml

@@ -7,10 +7,14 @@ jobs:
       - run: echo " This job is now running on a ${{ runner.os }} server hosted by Gitea!"
       - run: echo " The name of your branch is ${{ gitea.ref }} and your repository is ${{ gitea.repository }}."
       - run: env
-      - name: Check out repository code
-        uses: actions/checkout@v4
-        with: 
-          github-server-url: 'https://hannover.ccc.de/gitlab'
+      - name: Manually checkout
+        env:
+          REPO: '${{ github.repository }}'
+          TOKEN: '${{ secrets.GITHUB_TOKEN }}'
+        run: |
+          git clone https://${TOKEN}@hannover.ccc.de/gitlab/${REPO}.git .
+          git fetch
+          git checkout ${{ github.head_ref }}
       - run: echo " The ${{ gitea.repository }} repository has been cloned to the runner."
       - run: echo " The workflow is now ready to test your code on the runner."
       - name: List files in the repository