$ git clone -n https://gitee.com/opencloudos-stream/rust2rpm.git /var/lib/mock/dist-oc9-epol-build-81891-56590/root/chroot_tmpdir/scmroot/rust2rpm
Cloning into '/var/lib/mock/dist-oc9-epol-build-81891-56590/root/chroot_tmpdir/scmroot/rust2rpm'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/rust2rpm
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c49362e !7 requires cargo-rpm-macros-26.3 Merge pull request !7 from gordonwwang/master