diff --git a/src/configuration/ArcanistConfiguration.php b/src/configuration/ArcanistConfiguration.php
index 91d0dc65..8761d8cb 100644
--- a/src/configuration/ArcanistConfiguration.php
+++ b/src/configuration/ArcanistConfiguration.php
@@ -31,7 +31,13 @@ class ArcanistConfiguration extends Phobject {
       $command = 'version';
     }
 
-    return idx($this->buildAllWorkflows(), $command);
+    $workflow = idx($this->buildAllWorkflows(), $command);
+
+    if (!$workflow) {
+      return null;
+    }
+
+    return clone $workflow;
   }
 
   public function buildAllWorkflows() {
diff --git a/src/lint/linter/ArcanistLesscLinter.php b/src/lint/linter/ArcanistLesscLinter.php
index 4032b1ed..f49d48ae 100644
--- a/src/lint/linter/ArcanistLesscLinter.php
+++ b/src/lint/linter/ArcanistLesscLinter.php
@@ -20,11 +20,11 @@ final class ArcanistLesscLinter extends ArcanistExternalLinter {
   private $strictUnits = false;
 
   public function getInfoName() {
-    return 'Less';
+    return 'CSS pre-processor';
   }
 
   public function getInfoURI() {
-    return 'https://lesscss.org/';
+    return 'http://lesscss.org/';
   }
 
   public function getInfoDescription() {
diff --git a/src/lint/linter/ArcanistPEP8Linter.php b/src/lint/linter/ArcanistPEP8Linter.php
index f1cb21ee..682ac6a8 100644
--- a/src/lint/linter/ArcanistPEP8Linter.php
+++ b/src/lint/linter/ArcanistPEP8Linter.php
@@ -6,7 +6,7 @@
 final class ArcanistPEP8Linter extends ArcanistExternalLinter {
 
   public function getInfoName() {
-    return 'pep8';
+    return 'Python PEP 8';
   }
 
   public function getInfoURI() {