http://bsjasionka.pl/?kraftovoepivo=randki-w-bielefeld&aa0=be hg clone will make a new repository (.hg).
hg pull will pull changeset from the depository to the current *existing* repository.

http://distillerie-perigord.com/?kstroma=le-blanc-mesnil-gay-rencontre&8b6=e0 So hg clone can be used at first if you want to backup your repository and afterthat, use hg pull to update the backup.