$ git clone -n https://gitee.com/opencloudos-stream/rust-ntest.git /var/lib/mock/dist-oc9-epol-build-106671-66864/root/chroot_tmpdir/scmroot/rust-ntest
Cloning into '/var/lib/mock/dist-oc9-epol-build-106671-66864/root/chroot_tmpdir/scmroot/rust-ntest'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/rust-ntest
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d67b140 update to 0.9.3