`nix flake show` for `sops-nix` fails

[wthueb]

Describe the bug

nix flake show github:Mic92/sops-nix/8b89f44c2cc4581e402111d928869fe7ba9f7033 outputs:

error (ignored): path '/nix/store/2c8r30kz9zg8kz11ngp64ah5ya0hc011-source/dev/private/flake.nix' does not exist
error (ignored): path '/nix/store/2c8r30kz9zg8kz11ngp64ah5ya0hc011-source/dev/private/flake.nix' does not exist
error (ignored): path '/nix/store/2c8r30kz9zg8kz11ngp64ah5ya0hc011-source/dev/private/flake.nix' does not exist
error:
       … in the right operand of the update (//) operator
         at «github:Mic92/sops-nix/8b89f44»/flake.nix:105:11:
          104|           }
          105|           // (suffix-stable packages-stable)
             |           ^
          106|           // nixpkgs.lib.optionalAttrs pkgs.stdenv.isLinux tests

       … in the left operand of the update (//) operator
         at «github:Mic92/sops-nix/8b89f44»/flake.nix:106:11:
          105|           // (suffix-stable packages-stable)
          106|           // nixpkgs.lib.optionalAttrs pkgs.stdenv.isLinux tests
             |           ^
          107|           // nixpkgs.lib.optionalAttrs pkgs.stdenv.isLinux (suffix-stable tests-stable)

       (stack trace truncated; use '--show-trace' to show the full, detailed trace)

       error: path '/nix/store/2c8r30kz9zg8kz11ngp64ah5ya0hc011-source/dev/private/flake.nix' does not exist

Steps To Reproduce

nix flake show github:Mic92/sops-nix/8b89f44c2cc4581e402111d928869fe7ba9f7033

Expected behavior

> nix run nixpkgs#nix -- flake show github:Mic92/sops-nix/8b89f44c2cc4581e402111d928869fe7ba9f7033
warning: unknown experimental feature 'external-builders'
warning: unknown setting 'eval-cores'
warning: unknown setting 'external-builders'
warning: unknown setting 'lazy-trees'
github:Mic92/sops-nix/8b89f44c2cc4581e402111d928869fe7ba9f7033?narHash=sha256-xVfPvXDf9QN3Eh9dV%2BLw6IkWG42KSuQ1u2260HKvpnc%3D
...

Metadata

Determinate Nixd daemon version: 3.15.2
Determinate Nixd client version: 3.15.2

You are running the latest version of Determinate Nix.

The following features are enabled:

 * lazy-trees
 * native-linux-builder
 * parallel-evaluation

Visit https://dtr.mn/features for more information.

nix (Determinate Nix 3.15.2) 2.33.1 (also happens with 2.33.2/main via nix run DeterminateSystems/nix-src#nix)

Additional context

Checklist

• checked latest Determinate Nix manual (source)
• checked open bug issues and pull requests for possible duplicates