Asynchronously download GitHub prs from two repos

public async Task<IEnumerable<PullRequest>> GetPullRequestsAsync(string owner, string repo)
{
  var client = GetClient();

  var request = new PullRequestRequest
  {
    State = ItemStateFilter.All,
    SortProperty = PullRequestSort.Updated,
    SortDirection = SortDirection.Descending
  };

  return await client.PullRequest.GetAllForRepository(owner, repo, request);
}

public async Task<IEnumerable<PullRequest>> GetPullRequestsAsync(IEnumerable<string> repos)
{
  var client = GetClient();

  var prs = new List<PullRequest>();

  foreach (var repo in repos)
  {
    prs.AddRange(await GetPullRequestsAsync(repo));
  }

  return prs;
}

var prs = await GetPullRequestsAsync(new[]
{
  "OctopusDeploy",
  "OctopusDeploy/OctopusDeploy-API"
});