*status.statusError: rpc error: code = Unavailable desc = DiffStats: exit status 128
https://sentry.gitlab.net/gitlab/gitaly-production/issues/531028/
*status.statusError: rpc error: code = Unavailable desc = DiffStats: exit status 128
rpc error: code = Unavailable desc = DiffStats: exit status 128
Slack thread: https://gitlab.slack.com/archives/CD6HFD1L0/p1541761421096400
Edited by Andrew Newdigate