diff -r a3e2e98ad7fd -r fe030dbfb46b pbuilder/README
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/pbuilder/README	Thu Jun 27 09:36:09 2013 +0200
@@ -0,0 +1,12 @@
+$ git clone git://git.debian.org/git/pbuilder/pbuilder.git
+$ cd pbuilder
+# patch is against debian/0.213
+$ git checkout <revision-you-want-to-build-against>
+# patching debian/changelog should fail when not building against revision
+# debian/0.213; this is ok, but don't remove debian/changelog.rej; you will
+# need it when you want to copy the changelog entry from it
+$ patch -p1 <<path-to>/propagate-path-to-dpkg-buildpackage.diff
+# unless building against revision debian/0.213 add the changelog entry from
+# debian/changelog.rej
+$ dch
+$ $FAVOURITE-PACKAGE-BUILDER