$ git clone -n https://src.fedoraproject.org/rpms/ghc-data-hash.git /var/lib/mock/f31-build-54263-27980/root/chroot_tmpdir/scmroot/ghc-data-hash
Cloning into '/var/lib/mock/f31-build-54263-27980/root/chroot_tmpdir/scmroot/ghc-data-hash'...
$ git reset --hard 4908ffbf167a9b7714a952fe5b9879faa3789700
HEAD is now at 4908ffb refresh to cabal-rpm-0.13