function fixssh -d "Fix tmux ssh agent socket after a reconnect"
    if set -q TMUX
        eval (tmux show-environment SSH_AUTH_SOCK | sed 's/\=/ /' | sed 's/^/set -x /')
        echo "New SSH_AUTH_SOCK: $SSH_AUTH_SOCK"
    else
        echo "tmux not detected"
    end
end