docs/hacking-howto: fix the link to the git introduction

diff --git a/docs/hacking-howto b/docs/hacking-howto
index 633c277165f40b3a4d22315573367f0b2641f31b..aecbfa432d3d8ce0c5edf0b5903fa3cd66343c9f 100644 (file)
--- a/docs/hacking-howto
+++ b/docs/hacking-howto
@@ -945,8 +945,8 @@ Without much ado, here is the list of cases which need to be considered:
 == Using git / sending patches
 
 For a short introduction into using git, see
-http://www.spheredev.org/wiki/Git_for_the_lazy or, for more documentation, see
-http://git-scm.com/documentation
+http://web.archive.org/web/20121024222556/http://www.spheredev.org/wiki/Git_for_the_lazy
+or, for more documentation, see http://git-scm.com/documentation
 
 Please talk to us before working on new features to see whether they will be
 accepted. There are a few things which we don’t want to see in i3, e.g. a