string FormatErrors(string repoName, ValidationErrors validationErrors)
        {
            var maxNumIssuesToShow = 10;

            var sb = new StringBuilder();

            sb.AppendLine("The following issues for " + repoName + " needs attention");

            foreach (var error in validationErrors.Take(maxNumIssuesToShow)) //nsb is to big for now
            {
                sb.AppendLine($"{error.Issue.HtmlUrl} - {error.Reason}");
            }

            if (validationErrors.Count() > maxNumIssuesToShow)
            {
                sb.AppendLine($"There are {validationErrors.Count() - maxNumIssuesToShow} more issues as well. I'll soon be able to show you them using: `pbot check repo {repoName} detailed`");
            }

            sb.AppendLine("Unsure how to go about doing this? Please read more here: https://github.com/Particular/Housekeeping/wiki/Issue-management");
            return sb.ToString();
        }