jenkins 常用插件源URL
源插件源地址:https://updates.jenkins.io/update-center.json
改为下列三个url地址,任一一个即可
1 http://mirror.xmission.com/jenkins/updates/update-center.json # 推荐 2 http://mirrors.shu.edu.cn/jenkins/updates/current/update-center.json 3 https://mirrors.tuna.tsinghua.edu.cn/jenkins/updates/update-center.json