+ we will teach dgit to do
+ git-debrebase stitch
+
+3. git-debrebase push
+
+ like git push only does stitch first
+ ??? command line parsing!
+
+4. git-debrebase release
+
+ stiches, finalises changelog, signs tags, pushes everything
+ for the future, when there is some automatic builder
+
+will-overwrite for each ref
+ refs/heads/FOO
+is
+ refs/ffq-prev/FOO
+