<dependency>
  <groupId>org.apache.commons</groupId>
  <artifactId>commons-parent</artifactId>
  <version>50-SNAPSHOT</version>
  <type>pom</type>
</dependency>

'org.apache.commons:commons-parent:pom:50-SNAPSHOT'

<dependency org="org.apache.commons" name="commons-parent" rev="50-SNAPSHOT">
  <artifact name="commons-parent" type="pom" />
</dependency>

@Grapes(
@Grab(group='org.apache.commons', module='commons-parent', version='50-SNAPSHOT')
)

compile 'org.apache.commons:commons-parent:50-SNAPSHOT'

libraryDependencies += "org.apache.commons" % "commons-parent" % "50-SNAPSHOT"

[org.apache.commons/commons-parent "50-SNAPSHOT"]