[PATCH] Use gzip -f when building the git-core tarball

This allows rebuilding the tarball when it is already present
without having to answer annoying questions from gzip

Signed-off-by: Eric W. Biederman <ebiederm@xmission.com>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

Makefile

@@ -184,7 +184,7 @@ dist: git-core.spec git-tar-tree
 	@cp git-core.spec $(GIT_TARNAME)
 	tar rf $(GIT_TARNAME).tar $(GIT_TARNAME)/git-core.spec
 	@rm -rf $(GIT_TARNAME)
-	gzip -9 $(GIT_TARNAME).tar
+	gzip -f -9 $(GIT_TARNAME).tar
 
 rpm: dist
 	$(RPMBUILD) -ta git-core-$(GIT_VERSION).tar.gz