$ git clone -n https://src.fedoraproject.org/rpms/cronolog.git /var/lib/mock/f40-build-1993546-43695/root/chroot_tmpdir/scmroot/cronolog
Cloning into '/var/lib/mock/f40-build-1993546-43695/root/chroot_tmpdir/scmroot/cronolog'...
$ git fetch origin 6e44389455a5bc90454db8eaf428ca76370d0e43:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/cronolog
 * [new ref]         6e44389455a5bc90454db8eaf428ca76370d0e43 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6e44389 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild