$ git clone -n https://src.fedoraproject.org/rpms/ghc-hjsmin.git /var/lib/mock/f31-build-116637-34579/root/chroot_tmpdir/scmroot/ghc-hjsmin
Cloning into '/var/lib/mock/f31-build-116637-34579/root/chroot_tmpdir/scmroot/ghc-hjsmin'...
$ git reset --hard b5b57d44f85c97bbf46d65428d796c993139ac4b
HEAD is now at b5b57d4 BR prof for lib and static for executable