update doc

README_CN.md

@@ -84,8 +84,6 @@ curl -L https://arthas.aliyun.com/install.sh | sh
 * [Release Notes](https://github.com/alibaba/arthas/releases)
 * [QQ群/钉钉群](https://arthas.aliyun.com/doc/contact-us.html)
 
-Gitee文档镜像： https://arthas.gitee.io/
-
 ### 案例展示
 
 #### Dashboard

site/src/site/sphinx/en/index.md

@@ -39,6 +39,7 @@ Arthas is built to solve these issues. A developer can troubleshoot production i
 Contents
 --------
 
+* [Home](https://arthas.aliyun.com/)
 * [Online tutorials(Recommend)](https://arthas.aliyun.com/doc/arthas-tutorials.html?language=en)
 * [Installation](install-detail.md)
 * [Download](download.md)

site/src/site/sphinx/index.md

@@ -26,8 +26,7 @@ Arthas 用户文档
 Contents
 --------
 
-* [应届生招聘!](https://mp.weixin.qq.com/s/VVSc_a3mLELW35lMH7rR0Q)
-* [社招信息!](https://mp.weixin.qq.com/s/677GO-3kYx5ygG9rlOlfQg)
+* [首页](https://arthas.aliyun.com/)
 * [技术征文!](https://developer.aliyun.com/article/751641)
 * [English Docs](https://arthas.aliyun.com/doc/en/)
 * [在线教程(推荐)](https://arthas.aliyun.com/doc/arthas-tutorials.html?language=cn)
@@ -46,5 +45,5 @@ Contents
 * [编译调试/参与贡献](https://github.com/alibaba/arthas/blob/master/CONTRIBUTING.md#)
 * [Release Notes](https://github.com/alibaba/arthas/releases)
 * [QQ群/钉钉群](contact-us.md)
-* [国内镜像站](https://arthas.gitee.io/)
+
 

site/src/site/sphinx/install-detail.md

@@ -24,13 +24,6 @@ java -jar arthas-boot.jar -h
     java -jar arthas-boot.jar --repo-mirror aliyun --use-http
     ```
 
-* 如果从github下载有问题，可以使用gitee镜像
-
-    ```bash
-    curl -O https://arthas.gitee.io/arthas-boot.jar
-    ```
-
-
 ### 使用`as.sh`
 
 Arthas 支持在 Linux/Unix/Mac 等平台上一键安装，请复制以下内容，并粘贴到命令行中，敲 `回车` 执行即可：
@@ -45,12 +38,6 @@ curl -L https://arthas.aliyun.com/install.sh | sh
 
 也可以执行`./as.sh -h`来获取更多参数信息。
 
-* 如果从github下载有问题，可以使用gitee镜像
-
-    ```bash
-    curl -L https://arthas.gitee.io/install.sh | sh
-    ```
-
 ## 全量安装
 
 最新版本，点击下载：[![](https://img.shields.io/maven-central/v/com.taobao.arthas/arthas-packaging.svg?style=flat-square "Arthas")](https://arthas.aliyun.com/download/latest_version?mirror=aliyun)