<mirror><id>alimaven</id><mirrorOf>central</mirrorOf><name>aliyun maven</name><url>/nexus/content/repositories/central/</url></mirror>
或者
<mirrors><mirror><id>nexus-aliyun</id><mirrorOf>central</mirrorOf><name>Nexus aliyun</name><url>/nexus/content/groups/public</url></mirror></mirrors>
参考阿里云Mave指南：仓库服务/mvn/guide
