$ git clone -n https://gitee.com/opencloudos-stream/rust-trash.git /var/lib/mock/dist-oc9-epol-build-99316-60422/root/chroot_tmpdir/scmroot/rust-trash
Cloning into '/var/lib/mock/dist-oc9-epol-build-99316-60422/root/chroot_tmpdir/scmroot/rust-trash'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/rust-trash
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 43f12e0 update