$ git clone -n https://src.fedoraproject.org/rpms/plexus-components-pom.git /var/lib/mock/f40-build-2283227-55579/root/chroot_tmpdir/scmroot/plexus-components-pom
Cloning into '/var/lib/mock/f40-build-2283227-55579/root/chroot_tmpdir/scmroot/plexus-components-pom'...
$ git fetch origin a03326f0e8ca1acc57a3a75859548b41eb3e4f59:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/plexus-components-pom
 * [new ref]         a03326f0e8ca1acc57a3a75859548b41eb3e4f59 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a03326f Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild