<dependency>
  <groupId>com.google.protobuf</groupId>
  <artifactId>protobuf-parent</artifactId>
  <version>4.0.0-rc-2</version>
  <type>pom</type>
</dependency>

implementation 'com.google.protobuf:protobuf-parent:4.0.0-rc-2'

implementation("com.google.protobuf:protobuf-parent:4.0.0-rc-2")

libraryDependencies += "com.google.protobuf" % "protobuf-parent" % "4.0.0-rc-2"

@Grapes(
  @Grab(group='com.google.protobuf', module='protobuf-parent', version='4.0.0-rc-2')
)

<dependency org="com.google.protobuf" name="protobuf-parent" rev="4.0.0-rc-2" />

[com.google.protobuf/protobuf-parent "4.0.0-rc-2"]

'com.google.protobuf:protobuf-parent:jar:4.0.0-rc-2'