<dependency> <groupId>org.apache.archiva.redback</groupId> <artifactId>redback-users-jdo</artifactId> <version>2.1</version> </dependency>
<dependency org="org.apache.archiva.redback" name="redback-users-jdo" rev="2.1"> <artifact name="redback-users-jdo" type="jar" /> </dependency>