$ git clone -n https://src.fedoraproject.org/rpms/ghc-th-orphans.git /var/lib/mock/f33-build-141019-42550/root/chroot_tmpdir/scmroot/ghc-th-orphans
Cloning into '/var/lib/mock/f33-build-141019-42550/root/chroot_tmpdir/scmroot/ghc-th-orphans'...
$ git reset --hard 64ba84d55ae1ee04f49a1c04ffad4932c28c7051
HEAD is now at 64ba84d update to 0.13.9