git fetch --all --tags
git pull --ff-only origin master
+descr=$(git describe)
+
git checkout "$branch"
git merge master
version="0.$date.$rev-$suffix"
-dch -v "$version" "Pulled upstream Git version $(git describe)"
+dch -v "$version" "Pulled upstream Git version $descr"
dch -r ""
git add contrib/debian/changelog
-git commit -m "${branch} ${version}"
+git commit -m "${branch} ${version}, upstream $descr"
git tag "${branch}_${version}"
dpkg-buildpackage -rfakeroot -b