diff --git a/zh-cn/device-dev/get-code/sourcecode-acquire.md b/zh-cn/device-dev/get-code/sourcecode-acquire.md
index 67fa37ecd5ddcee12496a3352c1214b363e413fb..decf26508c515101f752b7d9dbd13b06c7f7aaad 100644
--- a/zh-cn/device-dev/get-code/sourcecode-acquire.md
+++ b/zh-cn/device-dev/get-code/sourcecode-acquire.md
@@ -14,6 +14,8 @@
- [获取方式3:从镜像站点获取](#section1186691118430)
- [源码目录简介](#section1072115612811)
+- [获取方式4:从github镜像仓库获取(每天UTC时间23点同步)](#section23448418360)
+ - [源码目录简介](#section1072115612811)
## OpenHarmony介绍
@@ -416,7 +418,7 @@ OpenHarmony是由开放原子开源基金会(OpenAtom Foundation)孵化及
## 获取方式4:从github镜像仓库获取(每天UTC时间23点同步)
-方式一(推荐):通过repo + ssh 下载(需注册公钥,请参考GitHub帮助中心)。
+方式一(推荐):通过repo + ssh 下载(需注册公钥,请参考[GitHub帮助中心](https://docs.github.com/en/github/authenticating-to-github/connecting-to-github-with-ssh/adding-a-new-ssh-key-to-your-github-account))。
repo init -u git@github.com:openharmony/manifest.git -b master --no-repo-verify
repo sync -c