Ran the below command and the last line was an error.
nix-build -A scripts.mainnet.node -o mainnet-node-local
copying path ‘/nix/store/n0knh1rgdb7zhd0xkpv1wl3wx4fbwwii-libmicrohttpd-0.9.71’ from ‘https://cache.nixos.org’…
copying path ‘/nix/store/nwpwnz9ghydmqiic0psjc8gl4jlw9fmc-systemd-247.2’ from ‘https://cache.nixos.org’…
copying path ‘/nix/store/xr6kzbp7ngs0g8pqhhl769hiq1bn6fan-cardano-node-exe-cardano-node-1.27.0’ from ‘https://hydra.iohk.io’…
error: creating symlink from ‘/home/node/cardano-node/mainnet-node-local.tmp-12246-1131775024’ to ‘/nix/store/cwla29qk9r8a9jqzbjrj5wzcad8xbwzm-cardano-node-mainnet’: Permission denied
any ideas on how to get the symlink to work?