[ci] fix set-prerel-version script

.gitlab-ci-scripts/set-prerel-version

@@ -3,6 +3,10 @@
 MASTER_BRANCH=master
 VERSION_FILE=internal/model/version/VERSION
 
+git config --global --add safe.directory "$PWD"
+git config user.email "ci@repo.data.kit.edu"
+git config user.name "cicd"
+
 PREREL=$(git rev-list --count HEAD ^$MASTER_BRANCH)
 VERSION=$(cat $VERSION_FILE)
 FULL_VERSION="${VERSION}-pr${PREREL}"

.gitlab-ci.yml

@@ -71,7 +71,7 @@ prerelease:
     REPO_HOST: repo.data.kit.edu
     REPO_USER: cicd
   script:
-    - .gitlab-ci-scripts/set-prerel-version
+    - docker run --rm -v $PWD:/tmp/mytoken -w /tmp/mytoken bitnami/git .gitlab-ci-scripts/set-prerel-version
     - .gitlab-ci-scripts/goreleaser.sh
     - .gitlab-ci-scripts/upload.sh
   after_script: