diff --git a/zh-cn/release-notes/OpenHarmony-2-0-Canary.md b/zh-cn/release-notes/OpenHarmony-2-0-Canary.md
index 7d7540ba8c9eb7783ef35f6cfe547779e6791750..78498d686f434ea08e762c22d9a3a450e252ef4a 100644
--- a/zh-cn/release-notes/OpenHarmony-2-0-Canary.md
+++ b/zh-cn/release-notes/OpenHarmony-2-0-Canary.md
@@ -60,7 +60,7 @@
 通过repo + ssh 下载（需注册公钥，请参考[码云帮助中心](https://gitee.com/help/articles/4191)）。
 
  ```sh
-repo init -u git@gitee.com:openharmony/manifest.git -b -b refs/tags/OpenHarmony-2.0-Canary --no-repo-verify
+repo init -u git@gitee.com:openharmony/manifest.git -b refs/tags/OpenHarmony-2.0-Canary --no-repo-verify
 repo sync -c
 repo forall -c 'git lfs pull'
  ```
@@ -70,7 +70,7 @@ repo forall -c 'git lfs pull'
 通过repo + https 下载。
 
 ```sh
-repo init -u https://gitee.com/openharmony/manifest.git -b -b refs/tags/OpenHarmony-2.0-Canary --no-repo-verify
+repo init -u https://gitee.com/openharmony/manifest.git -b refs/tags/OpenHarmony-2.0-Canary --no-repo-verify
 repo sync -c
 repo forall -c 'git lfs pull'
 ```