$ git clone -n https://gitee.com/src-opencloudos-rpms/kernelshark.git /var/lib/mock/dist-oc9-build-64143-16463/root/chroot_tmpdir/scmroot/kernelshark
Cloning into '/var/lib/mock/dist-oc9-build-64143-16463/root/chroot_tmpdir/scmroot/kernelshark'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/kernelshark
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 485a7d8 import kernelshark-2.1.1-6.tl4