$ git clone -n https://src.fedoraproject.org/rpms/perl-XML-DOM.git /var/lib/mock/f39-build-1441465-32387/root/chroot_tmpdir/scmroot/perl-XML-DOM
Cloning into '/var/lib/mock/f39-build-1441465-32387/root/chroot_tmpdir/scmroot/perl-XML-DOM'...
$ git fetch origin 805ba1a9e2ddc77fd3df5beef90c7a9bdea7628c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-XML-DOM
 * [new ref]         805ba1a9e2ddc77fd3df5beef90c7a9bdea7628c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 805ba1a Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild