diff --git a/scripts/labels-list.js b/scripts/labels-list.js
index faf1a1b..483ec60 100644
--- a/scripts/labels-list.js
+++ b/scripts/labels-list.js
@@ -8,8 +8,7 @@
  * 用法：node scripts/labels-list.js --repo owner/name [--host <網址>] [--dry-run]
  */
 import {
-  expectOk,
-  giteaRequest,
+  listLabels,
   main,
   parseFlags,
   parseRepo,
@@ -40,7 +39,7 @@ main(async () => {
   const login = resolveLogin({ host: flags.host });
   await preflight(login, repo);
 
-  const labels = expectOk(await giteaRequest(login, 'GET', path), `GET ${path}`) ?? [];
+  const labels = await listLabels(login, repo);
 
   return {
     repo,
diff --git a/scripts/lib.js b/scripts/lib.js
index df7b46e..d9cba81 100644
--- a/scripts/lib.js
+++ b/scripts/lib.js
@@ -418,6 +418,21 @@ function checkTimeTracker(info) {
   }
 }
 
+// ── 標籤 ───────────────────────────────────────────────────────────
+
+/**
+ * 取得 repo 上的既有標籤。
+ * 本專案不建立標籤，所以這是取得標籤的唯一途徑：要貼標籤的腳本先從這裡拿清單，
+ * 挑不到合適的就不貼。
+ * @param {{base: string, token: string}} login
+ * @param {string} repo owner/name
+ * @returns {Promise<object[]>}
+ */
+export async function listLabels(login, repo) {
+  const path = `/repos/${repo}/labels`;
+  return expectOk(await giteaRequest(login, 'GET', path), `GET ${path}`) ?? [];
+}
+
 // ── 冪等查重 ───────────────────────────────────────────────────────
 
 /**