From f597bc48352ff026b09d70fd3906c83995fd8ddb Mon Sep 17 00:00:00 2001
From: qqgu <guqq_phy@qq.com>
Date: Wed, 3 Jun 2026 23:55:05 +0800
Subject: [PATCH] ci: keep PR review comment checkout in sync

---
 .github/workflows/pr_review_plan_comment.yml | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/.github/workflows/pr_review_plan_comment.yml b/.github/workflows/pr_review_plan_comment.yml
index e877bcbc..400f1ff1 100644
--- a/.github/workflows/pr_review_plan_comment.yml
+++ b/.github/workflows/pr_review_plan_comment.yml
@@ -16,7 +16,8 @@ jobs:
       - name: Checkout trusted base code
         uses: actions/checkout@v4
         with:
-          ref: ${{ github.event.pull_request.base.sha }}
+          # Keep the workflow and helper script versions in sync while avoiding fork code.
+          ref: ${{ github.event.pull_request.base.ref }}
 
       - name: Set up Python
         uses: actions/setup-python@v5