checkout: Fix leak when doing uncompressed cache + copying checkouts
checkout: Fix leak when doing uncompressed cache + copying checkouts

We were reading into "input" twice, leading a fd.  This was
breaking the gnome-continuous integrationtest.

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