$ git clone -n https://src.fedoraproject.org/rpms/ghc-pem.git /var/lib/mock/f41-build-839859-160377/root/chroot_tmpdir/scmroot/ghc-pem
Cloning into '/var/lib/mock/f41-build-839859-160377/root/chroot_tmpdir/scmroot/ghc-pem'...
$ git reset --hard 5637e6e08d07c7b188fbf8d7e350785198db02bf
HEAD is now at 5637e6e bump release