add warning message when error is encountered
What does this MR do?
Adds warning message when git log/fetch operations fail.
What are the relevant issue numbers?
Related to gitlab-org/gitlab#363778 (closed)
(there may be others too)
Does this MR meet the acceptance criteria?
-
Changelog entry added -
Documentation created/updated for GitLab EE, if necessary -
Documentation created/updated for this project, if necessary -
Documentation reviewed by technical writer or follow-up review issue created -
Tests added for this feature/bug -
Job definition updated, if necessary -
Conforms to the code review guidelines -
Conforms to the Go guidelines -
Security reports checked/validated by reviewer
Edited by rossfuhrman