examples/MNG-3989-maven3/modules/pom.xml

<?xml version="1.0" encoding="UTF-8"?>
<project>
  <modelVersion>4.0.0</modelVersion>
  <parent>
    <artifactId>MNG-3989</artifactId>
    <groupId>test.MNG3989</groupId>
    <version>1.0-SNAPSHOT</version>
  </parent>
  <artifactId>modules</artifactId>
  <name>modules</name>
  <packaging>pom</packaging>
  <modules>
    <module>my-artifact</module>
  </modules>
  <build>
    <extensions>
      <extension>
        <groupId>org.apache.maven.examples</groupId>
        <artifactId>bundled-repository-extension</artifactId>
        <version>1.0-SNAPSHOT</version>
      </extension>
    </extensions>
  </build>
</project>