$ git clone -n https://src.fedoraproject.org/rpms/python-xmlschema.git /var/lib/mock/f45-build-33734-674/root/chroot_tmpdir/scmroot/python-xmlschema
Cloning into '/var/lib/mock/f45-build-33734-674/root/chroot_tmpdir/scmroot/python-xmlschema'...
$ git fetch origin 6c9cb3823bb167136f42a1db5d489db3643283cb:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-xmlschema
 * [new ref]         6c9cb3823bb167136f42a1db5d489db3643283cb -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6c9cb38 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild