$ git clone -n https://gitee.com/src-opencloudos-rpms/antlr.git /var/lib/mock/dist-oc9-build-51895-14596/root/chroot_tmpdir/scmroot/antlr
Cloning into '/var/lib/mock/dist-oc9-build-51895-14596/root/chroot_tmpdir/scmroot/antlr'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/antlr
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at adba54b import antlr-2.7.7-2.tl4