$ git clone -n https://src.fedoraproject.org/rpms/php-pear-XML-SVG.git /var/lib/mock/f45-build-28026-627/root/chroot_tmpdir/scmroot/php-pear-XML-SVG
Cloning into '/var/lib/mock/f45-build-28026-627/root/chroot_tmpdir/scmroot/php-pear-XML-SVG'...
$ git fetch origin 44b76530175ba20ec5e67d036b514a2edae28550:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/php-pear-XML-SVG
 * [new ref]         44b76530175ba20ec5e67d036b514a2edae28550 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 44b7653 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild