$ git clone -n https://src.fedoraproject.org/rpms/ghc-uglymemo.git /var/lib/mock/f31-build-55027-28079/root/chroot_tmpdir/scmroot/ghc-uglymemo
Cloning into '/var/lib/mock/f31-build-55027-28079/root/chroot_tmpdir/scmroot/ghc-uglymemo'...
$ git reset --hard febbef270c2b6af2adce92b26da7698d440bb941
HEAD is now at febbef2 refresh to cabal-rpm-0.13