diff --git a/lib/redmine/scm/adapters/git_adapter.rb b/lib/redmine/scm/adapters/git_adapter.rb
index bd77cab..afc6dd0 100644
--- a/lib/redmine/scm/adapters/git_adapter.rb
+++ b/lib/redmine/scm/adapters/git_adapter.rb
@@ -36,7 +36,6 @@ module Redmine
             files=[]
             changeset = {}
             parsing_descr = 0  #0: not parsing desc or files, 1: parsing desc, 2: parsing files
-            line_feeds = 0
 
             io.each_line do |line|
               if line =~ /^commit ([0-9a-f]{40})$/
@@ -97,7 +96,7 @@ module Redmine
         def info
           root_url = target('')
           info = Info.new({:root_url => target(''),
-                            :lastrev => revisions(root_url,nil,nil,nil).first
+                            :lastrev => revisions(root_url,nil,nil,{:limit => 1}).first
                           })
           info
         rescue Errno::ENOENT => e
@@ -142,6 +141,7 @@ module Redmine
         def revisions(path, identifier_from, identifier_to, options={})
           revisions = Revisions.new
           cmd = "cd #{target('')} && #{GIT_BIN} log --raw "
+          cmd << " -n #{options[:limit].to_i}" if (!options.nil?) && options[:limit]
           cmd << " #{identifier_from}.. " if identifier_from
           cmd << " #{identifier_to} " if identifier_to
           #cmd << " HEAD " if !identifier_to
@@ -149,7 +149,6 @@ module Redmine
             files=[]
             changeset = {}
             parsing_descr = 0  #0: not parsing desc or files, 1: parsing desc, 2: parsing files
-            line_feeds = 0
             revno = 1
 
             io.each_line do |line|