<dependency>
  <groupId>org.eclipse.tycho</groupId>
  <artifactId>tycho</artifactId>
  <version>0.18.1</version>
  <type>pom</type>
</dependency>

implementation 'org.eclipse.tycho:tycho:0.18.1'

implementation("org.eclipse.tycho:tycho:0.18.1")

libraryDependencies += "org.eclipse.tycho" % "tycho" % "0.18.1"

@Grapes(
  @Grab(group='org.eclipse.tycho', module='tycho', version='0.18.1')
)

<dependency org="org.eclipse.tycho" name="tycho" rev="0.18.1" />

[org.eclipse.tycho/tycho "0.18.1"]

'org.eclipse.tycho:tycho:jar:0.18.1'