$ git clone -n https://src.fedoraproject.org/rpms/kf6-kauth.git /var/lib/mock/f40-build-2315830-57970/root/chroot_tmpdir/scmroot/kf6-kauth
Cloning into '/var/lib/mock/f40-build-2315830-57970/root/chroot_tmpdir/scmroot/kf6-kauth'...
$ git fetch origin 5cea8c06328113a9e958b78a894822937b9da02c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kf6-kauth
 * [new ref]         5cea8c06328113a9e958b78a894822937b9da02c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5cea8c0 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild