$ git clone -n https://gitee.com/src-opencloudos-rpms/rust-packaging.git /var/lib/mock/dist-oc9-build-121643-71716/root/chroot_tmpdir/scmroot/rust-packaging
Cloning into '/var/lib/mock/dist-oc9-build-121643-71716/root/chroot_tmpdir/scmroot/rust-packaging'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/rust-packaging
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d4c82a4 import rust-packaging-26.3-6.tl4