run ci on upstream

Signed-off-by: Pierrick Bouvier <[email protected]>

.github/workflows/upstream.yml

@@ -0,0 +1,32 @@
+on:
+  schedule:
+    - cron: '0 */5 * * *'
+  workflow_dispatch:
+
+permissions: write-all
+
+jobs:
+  push_upstream:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - run: git fetch -a origin --unshallow || true
+      - run: git config user.name "GitHub Actions Bot"
+      - run: git config user.email "<[email protected]>"
+      - run: git checkout ci
+      - run: git remote add upstream -f https://gitlab.com/qemu-project/qemu
+      - run: git rebase upstream/master
+      - run: git push -f --set-upstream origin "ci:upstream"
+
+  keepalive-job:
+    name: Keepalive Workflow
+    if: ${{ always() }}
+    needs: push_upstream
+    runs-on: ubuntu-latest
+    permissions:
+      contents: write
+    steps:
+      - uses: actions/checkout@v4
+      - uses: gautamkrishnar/keepalive-workflow@v2
+        with:
+          use_api: false