gitlab-org--gitlab-foss/app/assets/javascripts/sidebar/queries/sidebar_details_mr.query.graphql

query mergeRequestSidebarDetails($fullPath: ID!, $iid: String!) {
  project(fullPath: $fullPath) {
    id
    mergeRequest(iid: $iid) {
      id
      iid # currently unused.
    }
  }
}