$ git clone -n https://gitee.com/opencloudos-stream/rust-unicode-normalization.git /var/lib/mock/dist-oc9-epol-build-99384-60437/root/chroot_tmpdir/scmroot/rust-unicode-normalization
Cloning into '/var/lib/mock/dist-oc9-epol-build-99384-60437/root/chroot_tmpdir/scmroot/rust-unicode-normalization'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/rust-unicode-normalization
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a1f2bed update