$ git clone -n https://src.fedoraproject.org/rpms/antlrworks.git /var/lib/mock/f39-build-1718973-41229/root/chroot_tmpdir/scmroot/antlrworks
Cloning into '/var/lib/mock/f39-build-1718973-41229/root/chroot_tmpdir/scmroot/antlrworks'...
$ git fetch origin 484232ca1536efd3d32843cfa54d1e90f8453a23:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/antlrworks
 * [new ref]         484232ca1536efd3d32843cfa54d1e90f8453a23 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 484232c Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild