$ git clone -n https://gitee.com/src-opencloudos-rpms/nfs4-acl-tools.git /var/lib/mock/dist-oc9-build-61665-16463/root/chroot_tmpdir/scmroot/nfs4-acl-tools
Cloning into '/var/lib/mock/dist-oc9-build-61665-16463/root/chroot_tmpdir/scmroot/nfs4-acl-tools'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/nfs4-acl-tools
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f233639 import nfs4-acl-tools-0.4.2-4.tl4