$ git clone -n https://gitee.com/opencloudos-stream/vo-amrwbenc.git /var/lib/mock/dist-oc9-epol-build-84863-57401/root/chroot_tmpdir/scmroot/vo-amrwbenc
Cloning into '/var/lib/mock/dist-oc9-epol-build-84863-57401/root/chroot_tmpdir/scmroot/vo-amrwbenc'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/vo-amrwbenc
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2b39a4e package init