$ git clone -n https://gitee.com/ocs-upgrade/lldb.git /var/lib/mock/dist-ocs23-build-212501-15360/root/chroot_tmpdir/scmroot/lldb
Cloning into '/var/lib/mock/dist-ocs23-build-212501-15360/root/chroot_tmpdir/scmroot/lldb'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/ocs-upgrade/lldb
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6fb03ef Upgrade to version 18.1.8