$ git clone -n https://gitee.com/src-opencloudos-rpms/coreutils /var/lib/mock/dist-oc8-build-56981-15199/root/chroot_tmpdir/scmroot/coreutils
Cloning into '/var/lib/mock/dist-oc8-build-56981-15199/root/chroot_tmpdir/scmroot/coreutils'...
$ git fetch origin oc8:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/coreutils
 * [new branch]      oc8        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at fcdce6b import coreutils-8.30-15.tl3