$ git clone -n https://gitee.com/opencloudos-stream/rust-slog-async.git /var/lib/mock/dist-oc9-epol-build-98949-60349/root/chroot_tmpdir/scmroot/rust-slog-async
Cloning into '/var/lib/mock/dist-oc9-epol-build-98949-60349/root/chroot_tmpdir/scmroot/rust-slog-async'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/rust-slog-async
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9063c23 update