diff --git a/.github/workflows/jsonDataValidation.yml b/.github/workflows/jsonDataValidation.yml
index 7ee9c26b..7e382f90 100644
--- a/.github/workflows/jsonDataValidation.yml
+++ b/.github/workflows/jsonDataValidation.yml
@@ -160,41 +160,22 @@ jobs:
 
       - name: Prepare validation script
         run: |
-          # 尝试从upstream/main获取validate.py
-          echo "尝试从上游仓库获取validate.py文件"
-          git show upstream/main:build/validate.py > build/validate.py.tmp 2>/dev/null
-            
-          # 检查文件是否成功获取并且非空
-          if [ ! -s "build/validate.py.tmp" ]; then
-            echo "无法从上游仓库获取validate.py文件，终止流程"
-            exit 1
+          # 检查build目录和validate.py文件是否存在
+          mkdir -p build
+          if [ ! -f "build/validate.py" ]; then
+            echo "build/validate.py不存在，跳过获取步骤"
           else
-            echo "成功获取validate.py"
-            
-            # 添加编码声明到文件开头
-            echo '#!/usr/bin/env python3' > build/validate.py
-            echo '# -*- coding: utf-8 -*-' >> build/validate.py
-            
-            # 添加原始文件内容
-            cat build/validate.py.tmp >> build/validate.py
-            rm build/validate.py.tmp
-            
-            # 替换origin/main为upstream/main
-            sed -i 's/origin\/main/upstream\/main/g' build/validate.py
-            # 替换git来源标识
-            sed -i 's/"git"/"upstream"/g' build/validate.py
-            # 修改提示信息
-            sed -i 's/本地文件/PR提交的文件/g' build/validate.py
-            
-            # 检查文件编码
-            echo "检查文件编码:"
-            file build/validate.py
-            
-            # 显示文件开头部分确认编码声明已添加
-            echo "验证脚本开头内容:"
-            head -n 5 build/validate.py
+            echo "build/validate.py已存在，检查文件头部"
+            head -n 10 build/validate.py
           fi
 
+          # 检查文件执行权限
+          chmod +x build/validate.py
+          
+          # 检查文件编码
+          echo "检查文件编码:"
+          file build/validate.py
+
       - name: Get PR information for workflow_dispatch
         if: ${{ steps.set_env.outputs.trigger_type == 'manual' && steps.set_env.outputs.pr_number != '' }}
         id: pr_info