$ git clone -n https://gitee.com/src-opencloudos-rpms/sg3_utils.git /var/lib/mock/dist-oc9-build-45053-14591/root/chroot_tmpdir/scmroot/sg3_utils
Cloning into '/var/lib/mock/dist-oc9-build-45053-14591/root/chroot_tmpdir/scmroot/sg3_utils'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/sg3_utils
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2e5bdad import sg3_utils-1.47-3.tl4