Fixes #430. Don't abort -G just error to signal not all was good

Signed-off-by: Jguer <me@jguer.space>

download.go

@@ -181,10 +181,6 @@ func getPkgbuildsfromAUR(pkgs []string, dir string) (err error) {
 		return err
 	}
 
-	if (len(aq) != len(pkgs)) {
-		return fmt.Errorf("Could not find all required packages");
-	}
-
 	for _, pkg := range aq {
 		var err error
 		if shouldUseGit(filepath.Join(dir, pkg.PackageBase)) {
@@ -200,5 +196,9 @@ func getPkgbuildsfromAUR(pkgs []string, dir string) (err error) {
 		}
 	}
 
+	if len(aq) != len(pkgs) {
+		return fmt.Errorf("Could not find all required packages")
+	}
+
 	return
 }