$ git clone -n https://gitee.com/ocs-bot/libxcb.git /var/lib/mock/dist-ocs23-build-115083-7821/root/chroot_tmpdir/scmroot/libxcb
Cloning into '/var/lib/mock/dist-ocs23-build-115083-7821/root/chroot_tmpdir/scmroot/libxcb'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/ocs-bot/libxcb
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 925c8f3 Upgrade to version 1.16