$ git clone -n https://src.fedoraproject.org/rpms/ghc-yesod-persistent.git /var/lib/mock/f33-build-141418-42583/root/chroot_tmpdir/scmroot/ghc-yesod-persistent
Cloning into '/var/lib/mock/f33-build-141418-42583/root/chroot_tmpdir/scmroot/ghc-yesod-persistent'...
$ git reset --hard dc3f6c044d75c7314d998d500a376f2866555945
HEAD is now at dc3f6c0 update to 1.6.0.4