$ git clone -n https://src.fedoraproject.org/rpms/gtk2hs-buildtools.git /var/lib/mock/f31-build-50772-27434/root/chroot_tmpdir/scmroot/gtk2hs-buildtools
Cloning into '/var/lib/mock/f31-build-50772-27434/root/chroot_tmpdir/scmroot/gtk2hs-buildtools'...
$ git reset --hard fe1654e89ba392ed0a15ead2d6691437cd94295f
HEAD is now at fe1654e refresh to cabal-rpm-0.13.1