$ git clone -n https://src.fedoraproject.org/rpms/keychecker.git /var/lib/mock/f40-build-2292460-56138/root/chroot_tmpdir/scmroot/keychecker
Cloning into '/var/lib/mock/f40-build-2292460-56138/root/chroot_tmpdir/scmroot/keychecker'...
$ git fetch origin 9bf57b326038008b5d3474a67baabd2d24ce03e5:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/keychecker
 * [new ref]         9bf57b326038008b5d3474a67baabd2d24ce03e5 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9bf57b3 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild