<dependency>
  <groupId>org.specs2</groupId>
  <artifactId>specs2-mock_2.13.0-M1</artifactId>
  <version>3.9.5</version>
</dependency>

implementation 'org.specs2:specs2-mock_2.13.0-M1:3.9.5'

implementation("org.specs2:specs2-mock_2.13.0-M1:3.9.5")

libraryDependencies += "org.specs2" % "specs2-mock_2.13.0-M1" % "3.9.5"

@Grapes(
  @Grab(group='org.specs2', module='specs2-mock_2.13.0-M1', version='3.9.5')
)

<dependency org="org.specs2" name="specs2-mock_2.13.0-M1" rev="3.9.5" />

[org.specs2/specs2-mock_2.13.0-M1 "3.9.5"]

'org.specs2:specs2-mock_2.13.0-M1:jar:3.9.5'