$ git clone -n https://gitee.com/opencloudos-stream/cyrus-imapd.git /var/lib/mock/dist-rebuild-after-rpm-check-build-170896-10514/root/chroot_tmpdir/scmroot/cyrus-imapd
Cloning into '/var/lib/mock/dist-rebuild-after-rpm-check-build-170896-10514/root/chroot_tmpdir/scmroot/cyrus-imapd'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/cyrus-imapd
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2dae6d4 !7 [I99OVK]:Rebuild for jansson in opencloudos-stream Merge pull request !7 from ocs-bot/master