$ git clone -n https://src.fedoraproject.org/rpms/golang-modernc-golex.git /var/lib/mock/f40-build-2595774-62745/root/chroot_tmpdir/scmroot/golang-modernc-golex
Cloning into '/var/lib/mock/f40-build-2595774-62745/root/chroot_tmpdir/scmroot/golang-modernc-golex'...
$ git fetch origin 4997476efa18fc74a87688ef6b98e0ec450fa310:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-modernc-golex
 * [new ref]         4997476efa18fc74a87688ef6b98e0ec450fa310 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4997476 Rebuild for golang 1.22.0