$ git clone -n https://gitee.com/opencloudos-stream/linux-atm.git /var/lib/mock/dist-ocs23-build-123196-8678/root/chroot_tmpdir/scmroot/linux-atm
Cloning into '/var/lib/mock/dist-ocs23-build-123196-8678/root/chroot_tmpdir/scmroot/linux-atm'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/linux-atm
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e220a5a !1 【自动升级】linux-atm 2.5.2 Merge pull request !1 from ocs-bot/master