Merge branch 'jb/t8008-cleanup' into maint

Code clean-up. * jb/t8008-cleanup: t8008: rely on rev-parse'd HEAD instead of sha1 value

Junio C Hamano committed Aug 23, 2017 at 14:33 UTC 86bf8e45b25387850025beb6b1176ed30903d32f

No changes.