class RuboCop::Cop::RSpec::RepeatedDescription

def repeated_its(node)
  grouped_its =
    RuboCop::RSpec::ExampleGroup.new(node)
      .examples
      .select { |n| n.definition.method?(:its) }
      .group_by { |example| its_signature(example) }
  grouped_its
    .select { |signatures, group| signatures.any? && group.size > 1 }
    .values
    .flatten
    .map(&:to_node)
end