$ git clone -n https://src.fedoraproject.org/rpms/mate-screensaver.git /var/lib/mock/f40-build-2297016-56432/root/chroot_tmpdir/scmroot/mate-screensaver
Cloning into '/var/lib/mock/f40-build-2297016-56432/root/chroot_tmpdir/scmroot/mate-screensaver'...
$ git fetch origin c673b14b6eeb071dc83638fed36995e9485daf2d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/mate-screensaver
 * [new ref]         c673b14b6eeb071dc83638fed36995e9485daf2d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c673b14 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild