pull: Tweak status line again, do what git does
pull: Tweak status line again, do what git does

Almost, we don't have bytes transferred.  And we lie about percentages
since as metadata comes in the total number of objects to fetch goes
up.

GNOME/ostree,gatispaeglis/ostree,leandrosansilva/ostree,gatispaeglis/ostree,leandrosansilva/ostree,gatispaeglis/ostree,sujitfulse/ostree,sujitfulse/ostree,leandrosansilva/ostree,resin-io/ostree,sujitfulse/ostree,GNOME/ostree,gatispaeglis/ostree,resin-io/ostree,GNOME/ostree,sujitfulse/ostree,GNOME/ostree,sujitfulse/ostree,GNOME/ostree,resin-io/ostree,resin-io/ostree,gatispaeglis/ostree,leandrosansilva/ostree,leandrosansilva/ostree,gatispaeglis/ostree,resin-io/ostree