nix-unpack-closure
  unpack the closure of a store path created by nix-pack-closure into the Nix store
  
    nix-unpack-closure
  
Description
The command nix-unpack-closure unpacks the
closure of a set of store paths created by
nix-pack-closure into the local Nix store.  The
closure is a single file read from standard input.  See the
description of nix-pack-closure for details and
examples.