stdenv: make inputDerivation name distinct from original

          deleteFixedOutputRelatedAttrs derivationArg

          // {

            # Add a name in case the original drv didn't have one

            name = derivationArg.name or "inputDerivation";

            name = "inputDerivation" + lib.optionalString (derivationArg ? name) "-${derivationArg.name}";

            # This always only has one output

            outputs = [ "out" ];