$ git clone -n https://src.fedoraproject.org/rpms/ghc-cryptohash-sha1.git /var/lib/mock/f31-build-93732-32431/root/chroot_tmpdir/scmroot/ghc-cryptohash-sha1
Cloning into '/var/lib/mock/f31-build-93732-32431/root/chroot_tmpdir/scmroot/ghc-cryptohash-sha1'...
$ git reset --hard 212d86219c81d3c3c4d878c460cb747f0c69cacb
HEAD is now at 212d862 BR prof for lib and static for executable