Merge branch 'jc/t4204-do-not-write-git-on-upstream-of-pipe'

Test fixes. * jc/t4204-do-not-write-git-on-upstream-of-pipe: t4204 is not sanitizer clean at all

Junio C Hamano committed Jan 5, 2022 at 14:01 UTC 5d522cddfd910f6aa9383d121ac8dd17dfffff50

No changes.