singularity: 4.1.5 -> 4.2.0

    callPackage

      (import ./generic.nix rec {

        pname = "singularity-ce";

        version = "4.1.5";

        version = "4.2.0";

        projectName = "singularity";

        src = fetchFromGitHub {

          owner = "sylabs";

          repo = "singularity";

          rev = "refs/tags/v${version}";

          hash = "sha256-klOnQAJfVsohJKeQbNaW6PzQ7ejhO281+vcDMoJ4WMk=";

          hash = "sha256-CxHbUke0Y9BDnyqTRZZqNtU006XGxFj3gond1BaYZO0=";

        };

        # Update by running

        # nix-prefetch -E "{ sha256 }: ((import ./. { }).singularity.override { vendorHash = sha256; }).goModules"

        # at the root directory of the Nixpkgs repository

        vendorHash = "sha256-NyNNTe2X5OuDun6xNiRLGzvUxcRM4S7fD68I+I6IMKs=";

        vendorHash = "sha256-R4hMg5TX5YXtnBopl7CYYCwA540BAx98/aaNfLpExV4=";

        # Do not build conmon and squashfuse from the Git submodule sources,

        # Use Nixpkgs provided version