{
  "id": "go/unknown-revision",
  "signature": "go: github.com/foo/bar@v1.4.0: unknown revision v1.4.0",
  "signature_zh": "go: github.com/foo/bar@v1.4.0: 未知修订版本 v1.4.0",
  "regex": "go:\\ github\\.com/foo/bar@v1\\.4\\.0:\\ unknown\\ revision\\ v1\\.4\\.0",
  "domain": "go",
  "category": "module_error",
  "subcategory": null,
  "root_cause": "The requested tag/branch/commit does not exist in the remote repo (or was deleted). Often caused by typo or by relying on a branch that was renamed.",
  "root_cause_type": "generic",
  "root_cause_zh": "请求的 tag/分支/提交在远程仓库中不存在（或已被删除）。通常由拼写错误或依赖了被重命名的分支导致。",
  "versions": [
    {
      "version": "1.16+",
      "introduced": null,
      "deprecated": null,
      "removed": null,
      "behavior_change": null,
      "status": "active"
    },
    {
      "version": "1.21+",
      "introduced": null,
      "deprecated": null,
      "removed": null,
      "behavior_change": null,
      "status": "active"
    }
  ],
  "os_specific": {},
  "dead_ends": [
    {
      "action": "",
      "why_fails": "the revision still does not exist upstream",
      "fail_rate": 0.9,
      "condition": "",
      "sources": []
    },
    {
      "action": "",
      "why_fails": "cache is not the problem; the tag is missing",
      "fail_rate": 0.95,
      "condition": "",
      "sources": []
    },
    {
      "action": "",
      "why_fails": "fails with 'replacement directory does not exist'",
      "fail_rate": 0.9,
      "condition": "",
      "sources": []
    }
  ],
  "workarounds": [
    {
      "action": "",
      "success_rate": 0.95,
      "how": "git ls-remote --tags https://github.com/foo/bar\ngo get github.com/foo/bar@v1.3.9",
      "condition": "",
      "sources": []
    },
    {
      "action": "",
      "success_rate": 0.85,
      "how": "go get github.com/foo/bar@<sha>\n# go.mod records v0.0.0-<date>-<sha>",
      "condition": "",
      "sources": []
    },
    {
      "action": "",
      "success_rate": 0.9,
      "how": "go get github.com/foo/bar@latest",
      "condition": "",
      "sources": []
    }
  ],
  "workarounds_zh": [],
  "transition_graph": {
    "leads_to": [],
    "preceded_by": [],
    "frequently_confused_with": []
  },
  "official_doc_url": null,
  "official_doc_section": null,
  "error_code": null,
  "verification_tier": "ai_generated",
  "confidence": 0.89,
  "fix_success_rate": 0.8,
  "resolvable": "true",
  "first_seen": "2024-02-28",
  "last_confirmed": "2025-01-01",
  "last_updated": "2025-01-01",
  "evidence_count": 0,
  "tags": [],
  "locale": "en",
  "aliases": []
}