chore(ci): use internal gitea docker networking alias for checkout

.gitea/workflows/ci.yml

@@ -19,22 +19,22 @@ jobs:
         with:
           ssh-private-key: ${{ secrets.TEKTON_SSH_KEY }}
           
+      - name: Install tools
+        run: apt-get update -qq && apt-get install -y -qq curl unzip
+
       - name: Add Gitea SSH Host Key
         run: |
           mkdir -p ~/.ssh
-          printf "Host 172.18.0.1\n  Port 222\n  StrictHostKeyChecking no\n" > ~/.ssh/config
+          ssh-keyscan -p 22 gitea >> ~/.ssh/known_hosts || true
+          # We alias thunderobot to the internal gitea docker name so checkout action works
+          printf "Host thunderobot\n  HostName gitea\n  Port 22\n  StrictHostKeyChecking no\n" > ~/.ssh/config
           chmod 600 ~/.ssh/config
 
       - name: Checkout Code
-        run: |
-          git clone ssh://git@172.18.0.1:222/danchie/tekton.git .
-          git checkout $TAG_NAME
-
-      - name: Install tools
-        run: apt-get update -qq && apt-get install -y -qq docker.io curl unzip
-
-      - name: Connect job container to gitea_default network
-        run: docker network connect gitea_default $(hostname)
+        uses: actions/checkout@v4
+        with:
+          repository: danchie/tekton
+          ssh-key: ${{ secrets.TEKTON_SSH_KEY }}
 
       - name: Setup Godot (Cached)
         run: |