$ git clone -n https://src.fedoraproject.org/rpms/antlrworks.git /var/lib/mock/f41-build-710656-13019/root/chroot_tmpdir/scmroot/antlrworks
Cloning into '/var/lib/mock/f41-build-710656-13019/root/chroot_tmpdir/scmroot/antlrworks'...
$ git fetch origin 5ad5dda2012e93c35ca56327cca03cbfc74e9ce2:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/antlrworks
 * [new ref]         5ad5dda2012e93c35ca56327cca03cbfc74e9ce2 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5ad5dda Rebuilt for java-21-openjdk as system jdk