$ git clone -n https://gitee.com/src-opencloudos-rpms/libpipeline.git /var/lib/mock/dist-oc9-build-63982-16463/root/chroot_tmpdir/scmroot/libpipeline
Cloning into '/var/lib/mock/dist-oc9-build-63982-16463/root/chroot_tmpdir/scmroot/libpipeline'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/libpipeline
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at cf15360 import libpipeline-1.5.6-4.tl4