$ git clone -n https://gitee.com/src-opencloudos-rpms/libxshmfence.git /var/lib/mock/dist-oc9-build-70633-47455/root/chroot_tmpdir/scmroot/libxshmfence
Cloning into '/var/lib/mock/dist-oc9-build-70633-47455/root/chroot_tmpdir/scmroot/libxshmfence'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/libxshmfence
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5523b53 import libxshmfence-1.3.2-1.tl4