query Blame($repo_name: String!, $repo_owner: String!, $path: String!) {
  repository(name: $repo_name, owner: $repo_owner) {
    id
    name
    defaultBranchRef {
      target {
        __typename
        ... on Commit {
          blame(path: $path) {
            ranges {
              commit {
                authors(last: 10) {
                  nodes {
                    user {
                      login
                    }
                  }
                }
              }
            }
          }
        }
      }
    }
  }
}
