Please don't do this. Using the same name for a branch as for a tag is madness. Call it "v2.6.20-stable" or anything else, but don't re-use the same naming as for tags.
Yes I have done this before, and it took me awhile to realize what was going on. It caused me some grief, and a few hours of lost time...Of course this was back in my earlier days ;) - To unsubscribe from this list: send the line "unsubscribe git" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html