diff --git a/BuildServer/lib/builder.js b/BuildServer/lib/builder.js
index 1d7ec2d..e255c51 100644
--- a/BuildServer/lib/builder.js
+++ b/BuildServer/lib/builder.js
@@ -40,7 +40,7 @@ var build = function (options, callback) {
 	}, function(err) {
 		if (err) {
 			console.log(err);
-			return done(err);
+			return done("Git fetch error: " + err);
 		}
 		console.log("Done loading from git");
 		fs.exists(exported + "/mbs.json", function (exists) {
@@ -61,6 +61,10 @@ var build = function (options, callback) {
 				}
 
 				processor.processTask(task, {
+					owner: owner,
+					reponame: reponame,
+					branch: branch,
+					rev: rev,
 					tmp: tmp,
 					exported: exported,
 					release: release
diff --git a/BuildServer/lib/tasks/conditional.js b/BuildServer/lib/tasks/conditional.js
new file mode 100644
index 0000000..9852c24
--- /dev/null
+++ b/BuildServer/lib/tasks/conditional.js
@@ -0,0 +1,19 @@
+"use strict";
+
+module.exports = function (params, processor) {
+	return {
+		process: function () {
+			if (params.owner && params.owner != processor.context.owner) {
+				return processor.done();
+			}
+
+			if (params.branch && params.branch != processor.context.branch) {
+				return processor.done();
+			}
+
+			processor.processTask(params.task, function () {
+				processor.done();
+			});
+		}
+	};
+};