diff --git a/.gitea/workflows/code-review.yml b/.gitea/workflows/code-review.yml
index d7c6ca1e7..fcafb6275 100644
--- a/.gitea/workflows/code-review.yml
+++ b/.gitea/workflows/code-review.yml
@@ -24,11 +24,16 @@ jobs:
         shell: sh
         env:
           GITHUB_TOKEN: ${{ github.token }}
+          GITEA_SERVER_URL: ${{ gitea.server_url }}
         run: |
           set -eu
           python3 - <<'PY'
           import io, os, tarfile, time, urllib.request, urllib.error
-          url = f"{os.environ['GITHUB_API_URL']}/repos/{os.environ['GITHUB_REPOSITORY']}/archive/{os.environ['GITHUB_SHA']}.tar.gz"
+          # 用 gitea.server_url（公网地址）替代 GITHUB_API_URL（容器内可能不可达）
+          server_url = os.environ.get('GITEA_SERVER_URL', '').rstrip('/')
+          repo = os.environ['GITHUB_REPOSITORY']
+          sha = os.environ['GITHUB_SHA']
+          url = f"{server_url}/api/v1/repos/{repo}/archive/{sha}.tar.gz"
           request = urllib.request.Request(url, headers={"Authorization": f"token {os.environ['GITHUB_TOKEN']}"})
           last_err = None
           for attempt in range(5):