$ git clone -n https://src.fedoraproject.org/rpms/ghc-xml.git /var/lib/mock/f31-build-55068-28083/root/chroot_tmpdir/scmroot/ghc-xml
Cloning into '/var/lib/mock/f31-build-55068-28083/root/chroot_tmpdir/scmroot/ghc-xml'...
$ git reset --hard 12085717478d27ca89674c9480ca81b1df53d627
HEAD is now at 1208571 refresh to cabal-rpm-0.13