We do not depend on patch.

Deb packaging claim we depend on patch, but I think we use git-apply
where it matters.  When a patch does not apply with git-apply, using
GNU patch still is helpful sometimes.  So demote it from "Depends" to
"Suggests".
Signed-off-by: NJunio C Hamano <junkio@cox.net>

debian/control

@@ -7,9 +7,9 @@ Standards-Version: 3.6.1
 
 Package: git-core
 Architecture: any
-Depends: ${shlibs:Depends}, ${perl:Depends}, ${misc:Depends}, patch, rcs
+Depends: ${shlibs:Depends}, ${perl:Depends}, ${misc:Depends}, rcs
 Recommends: rsync, curl, ssh, libmail-sendmail-perl, libemail-valid-perl, libsvn-core-perl (>= 1.2.1), python (>= 2.4.0), less
-Suggests: cogito
+Suggests: cogito, patch
 Conflicts: git, cogito (<< 0.13)
 Description: The git content addressable filesystem
  GIT comes in two layers. The bottom layer is merely an extremely fast