Merge branch 'es/outside-repo-errmsg-hints'

Error message clarification. * es/outside-repo-errmsg-hints: prefix_path: show gitdir when arg is outside repo

Junio C Hamano committed Feb 17, 2020 at 13:22 UTC f97741f6e9c46a75b4322760d77322e53c4322d7

No changes.