<mirrors>
    <!-- mirror
     | Specifies a repository mirror site to use instead of a given repository. The repository that
     | this mirror serves has an ID that matches the mirrorOf element of this mirror. IDs are used
     | for inheritance and direct lookup purposes, and must be unique across the set of mirrors.
     |
    <mirror>
      <id>mirrorId</id>
      <mirrorOf>repositoryId</mirrorOf>
      <name>Human Readable Name for this Mirror.</name>
      <url>http://my.repository.com/repo/path</url>
    </mirror>
     -->
    
    <!-- aliyun仓库 -->
    <mirror>
     <id>nexus-aliyun</id>
     <mirrorOf>*</mirrorOf>
     <name>Nexus aliyun</name>
     <url>http://maven.aliyun.com/nexus/content/groups/public</url>
    </mirror>
     
    <!-- 中央仓库1 -->
    <mirror>
     <id>repo1</id>
     <mirrorOf>central</mirrorOf>
     <name>Human Readable Name for this Mirror.</name>
     <url>http://repo1.maven.org/maven2/</url>
    </mirror>

    <!-- 中央仓库2 -->
    <mirror>
     <id>repo2</id>
     <mirrorOf>central</mirrorOf>
     <name>Human Readable Name for this Mirror.</name>
     <url>http://repo2.maven.org/maven2/</url>
    </mirror>

  </mirrors>