$ git clone -n https://src.fedoraproject.org/rpms/antlr3.git /var/lib/mock/f40-build-2368870-60387/root/chroot_tmpdir/scmroot/antlr3
Cloning into '/var/lib/mock/f40-build-2368870-60387/root/chroot_tmpdir/scmroot/antlr3'...
$ git fetch origin 00ce207df4d4677a627041eb0d2e5dcfd81c2de4:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/antlr3
 * [new ref]         00ce207df4d4677a627041eb0d2e5dcfd81c2de4 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 00ce207 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild