$ git clone -n https://src.fedoraproject.org/rpms/xml-commons-resolver.git /var/lib/mock/f45-build-38949-730/root/chroot_tmpdir/scmroot/xml-commons-resolver
Cloning into '/var/lib/mock/f45-build-38949-730/root/chroot_tmpdir/scmroot/xml-commons-resolver'...
$ git fetch origin 7198db6806d137149912294249b7b6402c802081:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/xml-commons-resolver
 * [new ref]         7198db6806d137149912294249b7b6402c802081 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7198db6 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild