maven-core/src/test/resources-project-builder/execution-configuration-join/pom.xml

<project>
    <modelVersion>4.0.0</modelVersion>
    <groupId>org.sonatype.nexus</groupId>
    <artifactId>nexus</artifactId>
    <version>1.3.0-SNAPSHOT</version>
    <build>
        <plugins>
            <plugin>
                <groupId>org.codehaus.modello</groupId>
                <artifactId>modello-maven-plugin</artifactId>
                <version>1.0-alpha-21</version>
            </plugin>
        </plugins>
        <pluginManagement>
            <plugins>
                <plugin>
                    <groupId>org.codehaus.modello</groupId>
                    <artifactId>modello-maven-plugin</artifactId>
                    <version>1.0-alpha-21</version>
                <executions>
                    <execution>
                        <configuration>
                            <fileset dir="${basedir}">
                                <include name="LICENSE.txt" />
                                <include name="NOTICE.txt" />
                            </fileset>
                        </configuration>
                    </execution>
                </executions>
                </plugin>
            </plugins>
        </pluginManagement>
    </build>

</project>