From 75b88a13fea24de7fea0d2a35691d3087b50a040 Mon Sep 17 00:00:00 2001
From: Marco Villegas <git@marvil07.net>
Date: Sat, 18 Jun 2016 17:43:25 -0500
Subject: [PATCH] Use regex to capture git version.

---
 src/Composer/Util/Git.php | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/Composer/Util/Git.php b/src/Composer/Util/Git.php
index 19e0a8e46..d1fb18a09 100644
--- a/src/Composer/Util/Git.php
+++ b/src/Composer/Util/Git.php
@@ -282,9 +282,9 @@ class Git
         if (0 !== $this->process->execute('git --version', $output)) {
             throw new \RuntimeException(self::sanitizeUrl('Failed retrieve git version, git was not found, check that it is installed and in your PATH env.' . "\n\n" . $this->process->getErrorOutput()));
         }
-        if (strpos($output, 'git version ') === FALSE) {
+        if (preg_match('/^git version (.*)/', $output, $matches) !== 1) {
             throw new \RuntimeException('git --version output seems to have changed, expected "git version x.y.z".');
         }
-        return substr($output, 12);
+        return $matches[1];
     }
 }