$ git clone -n https://src.fedoraproject.org/rpms/R-downlit.git /var/lib/mock/f38-build-side-42-init-devel-697230-27023/root/chroot_tmpdir/scmroot/R-downlit
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-697230-27023/root/chroot_tmpdir/scmroot/R-downlit'...
$ git fetch origin 976a53f414d9b97a8a5119eda28e78b6f7482f52:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/R-downlit
 * [new ref]         976a53f414d9b97a8a5119eda28e78b6f7482f52 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 976a53f Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild