diff --git a/src/Composer/Downloader/HgDownloader.php b/src/Composer/Downloader/HgDownloader.php
index ccd81d354..090129411 100644
--- a/src/Composer/Downloader/HgDownloader.php
+++ b/src/Composer/Downloader/HgDownloader.php
@@ -38,7 +38,7 @@ class HgDownloader implements DownloaderInterface
 
         $url = escapeshellarg($package->getSourceUrl());
         $ref = escapeshellarg($package->getSourceReference());
-        system(sprintf('hg clone %s %s && cd %2$s && hg up %s', $url, $path, $ref));
+        system(sprintf('(hg clone %s %s  2> /dev/null) && cd %2$s && hg up %s', $url, $path, $ref));
     }
 
     /**
diff --git a/src/Composer/Package/Version/VersionParser.php b/src/Composer/Package/Version/VersionParser.php
index 80fb45c3c..e5006d824 100644
--- a/src/Composer/Package/Version/VersionParser.php
+++ b/src/Composer/Package/Version/VersionParser.php
@@ -34,7 +34,7 @@ class VersionParser
     {
         $version = trim($version);
 
-        if (preg_match('{^(?:master|trunk)(?:[.-]?dev)?$}i', $version)) {
+        if (preg_match('{^(?:master|trunk|default)(?:[.-]?dev)?$}i', $version)) {
             return '9999999-dev';
         }
 
@@ -85,7 +85,7 @@ class VersionParser
     {
         $name = trim($name);
 
-        if (in_array($name, array('master', 'trunk'))) {
+        if (in_array($name, array('master', 'trunk', 'default'))) {
             return $this->normalize($name);
         }
 
diff --git a/src/Composer/Repository/Vcs/HgBitbucketDriver.php b/src/Composer/Repository/Vcs/HgBitbucketDriver.php
index 9c1c82b3b..515e90d36 100644
--- a/src/Composer/Repository/Vcs/HgBitbucketDriver.php
+++ b/src/Composer/Repository/Vcs/HgBitbucketDriver.php
@@ -118,7 +118,6 @@ class HgBitbucketDriver implements VcsDriverInterface
             foreach ($tagsData as $tag => $data) {
                 $this->tags[$tag] = $data['raw_node'];
             }
-            unset($this->tags['tip']);
         }
 
         return $this->tags;
diff --git a/src/Composer/Repository/Vcs/HgDriver.php b/src/Composer/Repository/Vcs/HgDriver.php
index 23a4ebebc..c6f64cced 100644
--- a/src/Composer/Repository/Vcs/HgDriver.php
+++ b/src/Composer/Repository/Vcs/HgDriver.php
@@ -41,7 +41,7 @@ class HgDriver implements VcsDriverInterface
         if (is_dir($this->tmpDir)) {
             exec(sprintf('cd %s && hg pull -u', $tmpDir), $output);
         } else {
-            exec(sprintf('hg clone %s %s', $url, $tmpDir), $output);
+            exec(sprintf('cd %s && hg clone %s %s', escapeshellarg(sys_get_temp_dir()), $url, $tmpDir), $output);
         }
 
         $this->getTags();
@@ -55,7 +55,7 @@ class HgDriver implements VcsDriverInterface
     {
         $tmpDir = escapeshellarg($this->tmpDir);
         if (null === $this->rootIdentifier) {
-            exec(sprintf('cd %s && hg tip --template "{rev}:{node|short}" --color never', $tmpDir), $output);
+            exec(sprintf('cd %s && hg tip --template "{node}"', $tmpDir), $output);
             $this->rootIdentifier = $output[0];
         }
         
@@ -94,7 +94,7 @@ class HgDriver implements VcsDriverInterface
     public function getComposerInformation($identifier)
     {
         if (!isset($this->infoCache[$identifier])) {
-            exec(sprintf('cd %s && hg cat --color never -r %s composer.json', escapeshellarg($this->tmpDir), escapeshellarg($identifier)), $output);
+            exec(sprintf('cd %s && hg cat -r %s composer.json', escapeshellarg($this->tmpDir), escapeshellarg($identifier)), $output);
             $composer = implode("\n", $output);
             unset($output);
 
@@ -121,12 +121,14 @@ class HgDriver implements VcsDriverInterface
     public function getTags()
     {
         if (null === $this->tags) {
-            exec(sprintf('cd %s && hg tags --color never', escapeshellarg($this->tmpDir)), $output);
+            $tags = array();
+            
+            exec(sprintf('cd %s && hg tags', escapeshellarg($this->tmpDir)), $output);
             foreach ($output as $tag) {
-                preg_match('(^([^\s]+)[\s]+[\d+]:(.*)$)', $tag, $match);
-                $tags[$match[1]] = $match[2];
+                if (preg_match('(^([^\s]+)\s+\d+:(.*)$)', $tag, $match))
+                    $tags[$match[1]] = $match[2];
             }
-            unset($tags['tip']);
+
             $this->tags = $tags;
         }
 
@@ -141,10 +143,10 @@ class HgDriver implements VcsDriverInterface
         if (null === $this->branches) {
             $branches = array();
 
-            exec(sprintf('cd %s && hg branches --color never', escapeshellarg($this->tmpDir)), $output);
+            exec(sprintf('cd %s && hg branches', escapeshellarg($this->tmpDir)), $output);
             foreach ($output as $branch) {
-                preg_match('(^([^\s]+)[\s]+[\d+]:(.*)$)', $branch, $match);
-                $branches[$match[1]] = $match[2];
+                if (preg_match('(^([^\s]+)\s+\d+:(.*)$)', $branch, $match))
+                    $branches[$match[1]] = $match[2];
             }
 
             $this->branches = $branches;
@@ -180,7 +182,7 @@ class HgDriver implements VcsDriverInterface
             return false;
         }
 
-        exec(sprintf('hg identify %s', escapeshellarg($url)), $ignored, $exit);
+        exec(sprintf('cd %s && hg identify %s', escapeshellarg(sys_get_temp_dir()), escapeshellarg($url)), $ignored, $exit);
         return $exit === 0;
     }
 }
diff --git a/src/Composer/Repository/Vcs/VcsDriverInterface.php b/src/Composer/Repository/Vcs/VcsDriverInterface.php
index b8e6d1269..124530905 100644
--- a/src/Composer/Repository/Vcs/VcsDriverInterface.php
+++ b/src/Composer/Repository/Vcs/VcsDriverInterface.php
@@ -21,7 +21,7 @@ interface VcsDriverInterface
     function getComposerInformation($identifier);
 
     /**
-     * Return the root identifier (trunk, master, ..)
+     * Return the root identifier (trunk, master, default/tip ..)
      *
      * @return string Identifier
      */