Update git.mk from upstream

git.mk

-# git.mk
+# git.mk, a small Makefile to autogenerate .gitignore files
+# for autotools-based projects.
 #
 # Copyright 2009, Red Hat, Inc.
 # Copyright 2010,2011,2012,2013 Behdad Esfahbod
@@ -170,10 +171,24 @@ $(srcdir)/.gitignore: Makefile.am $(top_srcdir)/git.mk
 				$(DOC_MODULE)-decl.txt \
 				tmpl/$(DOC_MODULE)-unused.sgml \
 				"tmpl/*.bak" \
+				$(REPORT_FILES) \
+				$(DOC_MODULE).pdf \
 				xml html \
 			; do echo "/$$x"; done; \
 			FLAVOR=$$(cd $(top_srcdir); $(AUTOCONF) --trace 'GTK_DOC_CHECK:$$2' ./configure.ac); \
 			case $$FLAVOR in *no-tmpl*) echo /tmpl;; esac; \
+			if echo "$(SCAN_OPTIONS)" | grep -q "\-\-rebuild-types"; then \
+				echo "/$(DOC_MODULE).types"; \
+			fi; \
+			if echo "$(SCAN_OPTIONS)" | grep -q "\-\-rebuild-sections"; then \
+				echo "/$(DOC_MODULE)-sections.txt"; \
+			fi; \
+			if test "$(abs_srcdir)" != "$(abs_builddir)" ; then \
+				for x in \
+					$(SETUP_FILES) \
+					$(DOC_MODULE).types \
+				; do echo "/$$x"; done; \
+			fi; \
 		fi; \
 		if test "x$(DOC_MODULE)$(DOC_ID)" = x -o "x$(DOC_LINGUAS)" = x; then :; else \
 			for lc in $(DOC_LINGUAS); do \