$ git clone -n https://gitee.com/src-opencloudos-rpms/junit.git /var/lib/mock/dist-oc9-build-41834-14591/root/chroot_tmpdir/scmroot/junit
Cloning into '/var/lib/mock/dist-oc9-build-41834-14591/root/chroot_tmpdir/scmroot/junit'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/junit
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2b4de0f import junit-4.13.1-5.tl4