$ git clone -n https://src.fedoraproject.org/rpms/ghc-tabular.git /var/lib/mock/f31-build-54852-28065/root/chroot_tmpdir/scmroot/ghc-tabular
Cloning into '/var/lib/mock/f31-build-54852-28065/root/chroot_tmpdir/scmroot/ghc-tabular'...
$ git reset --hard 4b2c016ef90ea17d0f374c35627e177c23e6da72
HEAD is now at 4b2c016 refresh to cabal-rpm-0.13