$ git clone -n https://gitee.com/opencloudos-stream/cyrus-imapd.git /var/lib/mock/dist-ocs23-base-build-360202-42433/root/chroot_tmpdir/scmroot/cyrus-imapd
Cloning into '/var/lib/mock/dist-ocs23-base-build-360202-42433/root/chroot_tmpdir/scmroot/cyrus-imapd'...
$ git fetch origin baf2f830b19286e9e8ca298acbcc1022dc7d2c4c:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/cyrus-imapd
 * [new ref]         baf2f830b19286e9e8ca298acbcc1022dc7d2c4c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at baf2f83 !10 [ICWSJK]:Rebuild for icu in opencloudos-stream Merge pull request !10 from ocs-bot/master