$ git clone -n https://src.fedoraproject.org/rpms/python-dicttoxml.git /var/lib/mock/f45-build-30323-644/root/chroot_tmpdir/scmroot/python-dicttoxml
Cloning into '/var/lib/mock/f45-build-30323-644/root/chroot_tmpdir/scmroot/python-dicttoxml'...
$ git fetch origin 4c69d10c5107aec7aeaef92e955cbb9294660f99:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-dicttoxml
 * [new ref]         4c69d10c5107aec7aeaef92e955cbb9294660f99 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4c69d10 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild