$ git clone -n https://src.fedoraproject.org/rpms/kf6-kcmutils.git /var/lib/mock/f40-build-2315843-57970/root/chroot_tmpdir/scmroot/kf6-kcmutils
Cloning into '/var/lib/mock/f40-build-2315843-57970/root/chroot_tmpdir/scmroot/kf6-kcmutils'...
$ git fetch origin f2a94b9e6f637fbf72bfa3f07b64d17c81a00fad:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kf6-kcmutils
 * [new ref]         f2a94b9e6f637fbf72bfa3f07b64d17c81a00fad -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f2a94b9 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild