section_start:1544004203:prepare_script
Running on runner-a334e492-project-1975139-concurrent-0 via runner-a334e492-gitlab-runner-autoscale-1544003507-728fd867...
section_end:1544004205:prepare_script
section_start:1544004205:get_sources
Fetching changes...
Removing cache/
Removing dist/
Removing public/
HEAD is now at ec7b62c3 NEWS: Add news about broken 'git describe' by default.
Checking out 45185503 as valentindavid/git_describe_tracking...
fatal: reference is not a tree: 451855036215fd7dcff362624626631064d0ea4a
section_end:1544004208:get_sources
section_start:1544004208:upload_artifacts_on_failure
section_end:1544004210:upload_artifacts_on_failure
ERROR: Job failed: exit code 1