TiDB怎么移除DOWN的节点

store信息

{
  "store": {
    "id": 4,
    "address": "xxxxxx:port",
    "labels": [
      {
        "key": "host",
        "value": "host1"
      }
    ],
    "version": "5.4.2",
    "status_address": "xxxxxx:port",
    "git_hash": "0d22a1b74abbf54ae259b498f6584dd26365fed2",
    "start_timestamp": 1680501021,
    "deploy_path": "/home/tidb/tidb50/tidb-deploy/tikv2/bin",
    "last_heartbeat": 1680500631931783705,
    "state_name": "Down"
  },
  "status": {
    "capacity": "1.431TiB",
    "available": "358.4GiB",
    "used_size": "982.8GiB",
    "leader_count": 0,
    "leader_weight": 1,
    "leader_score": 0,
    "leader_size": 0,
    "region_count": 33682,
    "region_weight": 1,
    "region_score": 4512805.377294815,
    "region_size": 2802845,
    "slow_score": 1,
    "start_ts": "2023-04-03T13:50:21+08:00",
    "last_heartbeat_ts": "2023-04-03T13:43:51.931783705+08:00"
  }
}

问题是这台物理机已经宕机,起不来了,在扩容新机器后补完region,在scale-in有用吗?