$ git clone -n https://gitee.com/opencloudos-stream/createrepo_c.git /var/lib/mock/dist-ocs23-rebuild-test-0-build-199111-13967/root/chroot_tmpdir/scmroot/createrepo_c
Cloning into '/var/lib/mock/dist-ocs23-rebuild-test-0-build-199111-13967/root/chroot_tmpdir/scmroot/createrepo_c'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/createrepo_c
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d7af2ad !4 backport patch pushed by ocs Merge pull request !4 from abushwang/master