Example of flatten-maven-plugin

pom.xml

            <plugin>
                <groupId>org.codehaus.mojo</groupId>
                <artifactId>flatten-maven-plugin</artifactId>
                <configuration>
                    <updatePomFile>true</updatePomFile>
                    <outputDirectory>${project.build.directory}</outputDirectory>
                    <pomElements>
                        <repositories>remove</repositories>
                    </pomElements>
                </configuration>
                <executions>
                    <execution>
                        <id>flatten</id>
                        <phase>process-resources</phase>
                        <goals>
                            <goal>flatten</goal>
                        </goals>
                    </execution>
                    <execution>
                        <id>flatten.clean</id>
                        <phase>clean</phase>
                        <goals>
                            <goal>clean</goal>
                        </goals>
                    </execution>
                </executions>
            </plugin>