maven/maven-core-it/it0070/pom.xml

<model>
  <modelVersion>4.0.0</modelVersion>
  <groupId>org.apache.maven</groupId>
  <artifactId>maven-core-it0070</artifactId>
  <packaging>rar</packaging>
  <version>1.0</version>

  <build>
    <plugins>
      <plugin>
        <groupId>org.apache.maven.plugins</groupId>
        <artifactId>maven-rar-plugin</artifactId>
        <configuration>
            <includeJar>false</includeJar>
            <raXmlFile>src/main/custom/ra.xml</raXmlFile>            
        </configuration>
      </plugin>
    </plugins>
  </build>
</model>