$ git clone -n https://gitee.com/opencloudos-stream/rust-mac_address.git /var/lib/mock/dist-oc9-epol-build-97726-60103/root/chroot_tmpdir/scmroot/rust-mac_address
Cloning into '/var/lib/mock/dist-oc9-epol-build-97726-60103/root/chroot_tmpdir/scmroot/rust-mac_address'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/rust-mac_address
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at fec167b update