update backup link

bxq2011hust · Mar 10, 2021 · 3d1e274 · 3d1e274
1 parent 53b2a84
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diff --git a/docs/installation.md b/docs/installation.md
@@ -61,7 +61,7 @@ curl -#LO https://github.com/FISCO-BCOS/FISCO-BCOS/releases/download/v2.7.2/buil
 
 ```eval_rst
 .. note::
-    - 如果因为网络问题导致长时间无法下载build_chain.sh脚本，请尝试 `curl -#LO https://gitee.com/FISCO-BCOS/FISCO-BCOS/raw/master/tools/build_chain.sh && chmod u+x build_chain.sh`
+    - 如果因为网络问题导致长时间无法下载build_chain.sh脚本，请尝试 `curl -#LO https://osp-1257653870.cos.ap-guangzhou.myqcloud.com/FISCO-BCOS/FISCO-BCOS/releases/v2.7.2/build_chain.sh && chmod u+x build_chain.sh`
 ```
 
 ![](./../images/installation/download_build_chain.gif)

diff --git a/docs/tutorial/cdn.md b/docs/tutorial/cdn.md
@@ -66,7 +66,7 @@ get_gm_account.sh脚本用于生成sm2私钥，依赖于TASSL。如果从GitHub
 curl -#LO https://github.com/FISCO-BCOS/FISCO-BCOS/releases/download/v2.7.2/build_chain.sh
 ```
 
-如果下载失败请尝试`curl -#LO https://gitee.com/FISCO-BCOS/FISCO-BCOS/raw/master/tools/build_chain.sh`
+如果下载失败请尝试`curl -#LO https://osp-1257653870.cos.ap-guangzhou.myqcloud.com/FISCO-BCOS/FISCO-BCOS/releases/v2.7.2/build_chain.sh`
 
 ### 下载二进制程序