$ git clone -n https://src.fedoraproject.org/rpms/perl-XML-Parser-Lite-Tree.git /var/lib/mock/f45-build-27528-624/root/chroot_tmpdir/scmroot/perl-XML-Parser-Lite-Tree
Cloning into '/var/lib/mock/f45-build-27528-624/root/chroot_tmpdir/scmroot/perl-XML-Parser-Lite-Tree'...
$ git fetch origin c3bb65b484cf19e17113c9c658859926254e495a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-XML-Parser-Lite-Tree
 * [new ref]         c3bb65b484cf19e17113c9c658859926254e495a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c3bb65b Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild