$ git clone -n https://src.fedoraproject.org/rpms/cpmtools.git /var/lib/mock/f40-build-798206-141762/root/chroot_tmpdir/scmroot/cpmtools
Cloning into '/var/lib/mock/f40-build-798206-141762/root/chroot_tmpdir/scmroot/cpmtools'...
$ git fetch origin a23e42d488ebedd34d56725eff1f1162e14a2f8d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/cpmtools
 * [new ref]         a23e42d488ebedd34d56725eff1f1162e14a2f8d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a23e42d Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild