docs: add internal repository install command

README.md

@@ -50,7 +50,7 @@ python3 ~/.codex/skills/.system/skill-installer/scripts/install-skill-from-githu
 ## 从其他私有 Git 服务安装
 
 ```bash
-git clone <私有仓库地址> data-query-skills
+git clone https://git.yishihui.com/liulidong/data_query_skill.git data-query-skills
 mkdir -p ~/.codex/skills
 cp -R data-query-skills/skills/* ~/.codex/skills/
 ```