git pull --quiet

appveyor.yml

@@ -43,15 +43,17 @@ install:
         $env:PATH="C:\cmake-3.8.0-win32-x86\bin;$env:PATH"
       }
   # Workaround for lld bug with vcpkg integration
+  - ps: |
       if ($env:USE_TOOLSET -eq "LLVM" -and
           (Get-Content C:\Tools\vcpkg\toolsrc\VERSION.txt).Replace('.','').Trim('"') -lt 20181020
       ) {
         echo "Updating vcpkg..."
         cd C:\Tools\vcpkg
-        git pull > $NULL
+        git pull --quiet
         cd "$env:APPVEYOR_BUILD_FOLDER"
-      } else { echo "==> vcpkg has been updated, please remove the workaround from appveyor.yml." }
-      # /Workaround
+      } else {
+        echo "==> vcpkg has been updated, please remove the workaround from appveyor.yml."
+      }
 
 before_build:
   - ps: |