in pkg/controller/topictransfer/topictransfer_controller.go [449:460]
func buildDeleteConsumeGroupCommand(consumerGroup string, cluster string, nameServer string) string {
cmdOpts := []string{
"deleteSubGroup",
"-g",
consumerGroup,
"-c",
cluster,
"-n",
nameServer,
}
return strings.Join(cmdOpts, " ")
}