core-integration-tests-support/maven-integration-test-archetype/pom.xml

<?xml version="1.0" encoding="UTF-8"?><project>
  <modelVersion>4.0.0</modelVersion>
    <parent>
    <groupId>org.apache.maven</groupId>
    <artifactId>maven-parent</artifactId>
    <version>5</version>
  </parent>
  <groupId>org.apache.maven.its</groupId>
  <artifactId>maven-integration-test-sample-archetype</artifactId>
  <packaging>maven-archetype</packaging>
  <version>1.0-SNAPSHOT</version>
  <build>
    <extensions>
      <extension>
        <groupId>org.apache.maven.plugins</groupId>
        <artifactId>maven-archetypeng-plugin</artifactId>
        <version>1.0-SNAPSHOT</version>
      </extension>
    </extensions>
    <plugins>
      <plugin>
        <artifactId>maven-archetypeng-plugin</artifactId>
        <version>1.0-SNAPSHOT</version>
        <extensions>true</extensions>
      </plugin>
    </plugins>
  </build>
</project>