$ git clone -n https://src.fedoraproject.org/rpms/ghc-with-location.git /var/lib/mock/f40-build-743371-111187/root/chroot_tmpdir/scmroot/ghc-with-location
Cloning into '/var/lib/mock/f40-build-743371-111187/root/chroot_tmpdir/scmroot/ghc-with-location'...
$ git reset --hard 786e091d2ac61e359911a1e1357972ccb2f5b902
HEAD is now at 786e091 bump release