$ git clone -n https://gitee.com/src-opencloudos-rpms/rust-afterburn.git /var/lib/mock/dist-oc9-la64-build-133037-78829/root/chroot_tmpdir/scmroot/rust-afterburn
Cloning into '/var/lib/mock/dist-oc9-la64-build-133037-78829/root/chroot_tmpdir/scmroot/rust-afterburn'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/rust-afterburn
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e884dd5 import rust-afterburn-5.6.0-2.tl4