$ git clone -n https://src.fedoraproject.org/rpms/ghc-auto-update.git /var/lib/mock/f31-build-54004-27934/root/chroot_tmpdir/scmroot/ghc-auto-update
Cloning into '/var/lib/mock/f31-build-54004-27934/root/chroot_tmpdir/scmroot/ghc-auto-update'...
$ git reset --hard 7c0945dfab272c0cc96848ccafd723a3aa4b9cfd
HEAD is now at 7c0945d refresh to cabal-rpm-0.13