Fix "No git repository found" #163

org.eclipse.tycho:tycho-buildtimestamp-jgit timestamp provider does not work, as checkout action fails to provide .git directory?

Author: basilevs

.github/workflows/docker-image.yml

@@ -16,4 +16,4 @@ jobs:
     steps:
       - uses: actions/checkout@v4
       - name: Build
-        run: ./build.sh
+        run: ./build.sh -DforceContextQualifier `date '+%Y%M%d%H%M'`