$ git clone -n https://gitee.com/opencloudos-stream/rust-exa.git /var/lib/mock/dist-oc9-epol-build-90153-58721/root/chroot_tmpdir/scmroot/rust-exa
Cloning into '/var/lib/mock/dist-oc9-epol-build-90153-58721/root/chroot_tmpdir/scmroot/rust-exa'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/rust-exa
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c5ccd46 !2 Initial build Merge pull request !2 from 赵云/master