<dependency>
  <groupId>org.rogach</groupId>
  <artifactId>scallop_2.9.1</artifactId>
  <version>0.4.2</version>
</dependency>

implementation 'org.rogach:scallop_2.9.1:0.4.2'

implementation("org.rogach:scallop_2.9.1:0.4.2")

libraryDependencies += "org.rogach" % "scallop_2.9.1" % "0.4.2"

@Grapes(
  @Grab(group='org.rogach', module='scallop_2.9.1', version='0.4.2')
)

<dependency org="org.rogach" name="scallop_2.9.1" rev="0.4.2" />

[org.rogach/scallop_2.9.1 "0.4.2"]

'org.rogach:scallop_2.9.1:jar:0.4.2'