Use --verify when querying HEAD

Signed-off-by: Jack Nagel <jacknagel@gmail.com>
2012-03-22 18:22:19 -05:00 · 2012-03-22 18:22:19 -05:00 · 10f8443f8a
commit 10f8443f8a
parent bb8d92c3cf
1 changed files with 1 additions and 1 deletions
--- a/Library/Homebrew/cmd/update.rb
+++ b/Library/Homebrew/cmd/update.rb
@ -97,7 +97,7 @@ class Updater
  private

  def read_current_revision
-    `git rev-parse HEAD`.chomp
+    `git rev-parse -q --verify HEAD`.chomp
  end

  def `(cmd)