[clever@amd-nixos:~/apps/nixpkgs]$ nix-repl pkgs/stdenv/linux/make-bootstrap-tools-cross.nix
Welcome to Nix version 1.11.9. Type :? for help.

Loading ‘pkgs/stdenv/linux/make-bootstrap-tools-cross.nix’...
Added 6 variables.

nix-repl> armv
armv5tel  armv6l    armv7l
nix-repl> armv7l
{
  build = «derivation /nix/store/hndws65zfia5293drja0qlfiq1ls3i53-stdenv-bootstrap-tools-cross.drv»;
  busyboxMinimal = «derivation /nix/store/mkfvhjj6v3529y835ychrzbhvjdvzak0-busybox-1.26.2-arm-linux-gnueabihf.drv»;
  coreutilsMinimal = «derivation /nix/store/8v847asvi315pblzbq63pab5q456sy6b-coreutils-8.27-arm-linux-gnueabihf.drv»;
  dist = «derivation /nix/store/rkl0p5nc8bawcc9a1pd3mbdf0n1bhim5-stdenv-bootstrap-tools-cross.drv»;
  tarMinimal = «derivation /nix/store/4b07546cdq4fvlia7smfkcycql14a95z-gnutar-1.29-arm-linux-gnueabihf.drv»;
}