$ git clone -n https://gitee.com/src-opencloudos-rpms/rust2rpm.git /var/lib/mock/dist-oc9-build-44987-14591/root/chroot_tmpdir/scmroot/rust2rpm
Cloning into '/var/lib/mock/dist-oc9-build-44987-14591/root/chroot_tmpdir/scmroot/rust2rpm'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/rust2rpm
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1ac118b import rust2rpm-24.2.0-4.tl4