$ git clone -n https://src.fedoraproject.org/rpms/R-XML.git /var/lib/mock/f31-build-49856-27357/root/chroot_tmpdir/scmroot/R-XML
Cloning into '/var/lib/mock/f31-build-49856-27357/root/chroot_tmpdir/scmroot/R-XML'...
$ git reset --hard 1a0ccc29bc496e078b62410df727c98b980c65b4
HEAD is now at 1a0ccc2 - Rebuilt for https://fedoraproject.org/wiki/Fedora_30_Mass_Rebuild