Android SDK更新失败对策

Fetching https://dl-ssl.google.com/android/repository/addons_list-2.xml  

Failed to fetch URL https://dl-ssl.google.com/android/repository/addons_list-2.xml, reason: peer not authenticated  

Fetched Add-ons List successfully  

Fetching URL: https://dl-ssl.google.com/android/repository/repository-7.xml  

Failed to fetch URL https://dl-ssl.google.com/android/repository/repository-7.xml, reason: SSLPeerUnverified peer not authenticated  

Done loading packages.  

有办法了，网上搜“Android sdk 镜像”，填入代理地址即可
例如
HTTP Proxy server：mirrors.neusoft.edu.cn
HTTP Proxy Por：80

Other solutions：
https://code.google.com/p/goagent/issues/detail?id=15053