ci: Build with temporary branch

.gitlab-ci.yml

@@ -15,6 +15,8 @@ variables:
   before_script:
     - echo "machine git.icinga.com login ${ICINGA_GITLAB_USER} password ${ICINGA_GITLAB_TOKEN}" >> $HOME/.netrc
   script:
+    # TODO: remove when merged
+    - '[ "$(date +%s)" -gt 1538344800 ] || export ICINGA_BUILD_UPSTREAM_BRANCH=mfrosch/packaging'
     - icinga-build-package
   artifacts:
     paths: