`PASSWORD_STORE_ENABLE_EXTENSIONS=true pass wsl show -c path/to/password` on WSL

wsl.bash

clip() {
    local sleep_argv0="password store sleep on display $DISPLAY"
    pkill -f "^$sleep_argv0" 2>/dev/null && sleep 0.5
    echo -n "$1" | clip.exe || die "Error: Could not copy data to the clipboard"
    (
        ( exec -a "$sleep_argv0" bash <<<"trap 'kill %1' TERM; sleep '$CLIP_TIME' & wait" )
        echo -n | clip.exe
    ) >/dev/null 2>&1 & disown
    echo "Copied $2 to clipboard. Will clear in $CLIP_TIME seconds."
}

case "$1" in
        init) shift;                    cmd_init "$@" ;;
        help|--help) shift;             cmd_usage "$@" ;;
        version|--version) shift;       cmd_version "$@" ;;
        show|ls|list) shift;            cmd_show "$@" ;;
        find|search) shift;             cmd_find "$@" ;;
        grep) shift;                    cmd_grep "$@" ;;
        insert|add) shift;              cmd_insert "$@" ;;
        edit) shift;                    cmd_edit "$@" ;;
        generate) shift;                cmd_generate "$@" ;;
        delete|rm|remove) shift;        cmd_delete "$@" ;;
        rename|mv) shift;               cmd_copy_move "move" "$@" ;;
        copy|cp) shift;                 cmd_copy_move "copy" "$@" ;;
        git) shift;                     cmd_git "$@" ;;
esac