$ git clone -n https://gitee.com/opencloudos-stream/rust-serde_test.git /var/lib/mock/dist-ocs23-rebuild-test-0-build-215210-16072/root/chroot_tmpdir/scmroot/rust-serde_test
Cloning into '/var/lib/mock/dist-ocs23-rebuild-test-0-build-215210-16072/root/chroot_tmpdir/scmroot/rust-serde_test'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/rust-serde_test
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d570c91 update