$ git clone -n https://gitee.com/src-opencloudos-rpms/alsa-utils.git /var/lib/mock/dist-oc9-build-40559-14589/root/chroot_tmpdir/scmroot/alsa-utils
Cloning into '/var/lib/mock/dist-oc9-build-40559-14589/root/chroot_tmpdir/scmroot/alsa-utils'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/alsa-utils
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ad4e1ea import alsa-utils-1.2.8-3.tl4