$ git clone -n https://src.fedoraproject.org/rpms/ghc-foundation.git /var/lib/mock/f31-build-54363-27993/root/chroot_tmpdir/scmroot/ghc-foundation
Cloning into '/var/lib/mock/f31-build-54363-27993/root/chroot_tmpdir/scmroot/ghc-foundation'...
$ git reset --hard 2d954d70a0e710ef9a2b4655aeaa23ba31f354cf
HEAD is now at 2d954d7 refresh to cabal-rpm-0.13