SVN Revision Version in .NET Assembly w/ out CC.NET

#define MAJORVER 4
#define MINORVER 23
#define SOURCEVER 965

using System;
using Microsoft.Build.Framework;
using Microsoft.Build.Utilities;
using DotSVN.Common;
using DotSVN.Common.Entities;
using DotSVN.Common.Util;
using DotSVN.Server.RepositoryAccess;

namespace GetSVNVersion
{
    public class GetRevision : Task
    {
        [Required]
        public string Repository { get; set; }
        [Output]
        public string Revision { get; set; }

        public override bool Execute()
        {
            ISVNRepository repo;
            bool connected = true;
            try
            {
                repo = SVNRepositoryFactory.Create(new SVNURL(Repository));
                repo.OpenRepository();
                Revision = repo.GetLatestRevision().ToString();
                Log.LogCommandLine(Repository + " is revision " + Revision);
                repo.CloseRepository();
            }
            catch(Exception e)
            {
                Log.LogError("Error retrieving revision number for " + Repository + ": " + e.Message);
                connected = false;
            }
            return connected;
        }
    }
}