Note:
This topic has been translated from a Chinese forum by GPT and might contain errors.Original topic: Error: can not expand version to a valid semver string: fetch /2874.tidb.json from mirror

[TiDB Usage Environment] Production Environment / Testing / PoC
GitHub Action Runner Machine
[TiDB Version]
[Reproduction Path] Operations performed that led to the issue
[Encountered Issue: Issue Phenomenon and Impact]
Unable to use tiup to install single-node TiKV normally
[Resource Configuration]
[Attachments: Screenshots/Logs/Monitoring]