Merge branch 'rs/commit-export-env-simplify'

Code cleanup. * rs/commit-export-env-simplify: commit: use strbuf_add() to add a length-limited string

Junio C Hamano committed Dec 16, 2019 at 13:14 UTC e3b72391d1ab9fb55a8c22a06501d7a8d7c5e02a

No changes.