+PKG_VERSION := $(shell dpkg-parsechangelog | sed -ne 's/^Version: \(.*\)/\1/p')
+
+# this target invoked by git-buildpackage using a clean hook, see .gbp.conf
+prebuild:
+ dch -v `git describe | tr - +` "build for Debian from git"
+ git commit debian/changelog -m "update Debian changelog for build"
+