public static function infolist(Infolist $infolist): Infolist
{
    return $infolist
        ->schema([
            /* ... some fields */
            RepeatableEntry::make('products')
                ->schema([
                  TextEntry::make('orderStatus.title')
                        ->badge(),
                    Actions::make([
                        Action::make('updateProduct')
                            ->requiresConfirmation()
                            ->form([
                                TextInput::make('order_link')
                                    ->required(), /* I want to get product.order_link here where product is the current repeated record */
                            ])
                            ->size(ActionSize::ExtraSmall)
                            ->action(function (array $data) {
                                /* want to save product's order_link here */
                                return;
                            }),
                            /* ... some more actions */

                    ]),
                ]),
        ]);
}

public static function infolist(Infolist $infolist): Infolist
{
    return $infolist
        ->schema([
            /* ... some fields */
            RepeatableEntry::make('products')
                ->schema([
                  TextEntry::make('orderStatus.title')
                        ->badge(),
                    Actions::make([
                        Action::make('updateProduct')
                            ->requiresConfirmation()
                            ->form([
                                TextInput::make('order_link')
                                    ->required(), /* I want to get product.order_link here where product is the current repeated record */
                            ])
                            ->size(ActionSize::ExtraSmall)
                            ->action(function (array $data) {
                                /* want to save product's order_link here */
                                return;
                            }),
                            /* ... some more actions */

                    ]),
                ]),
        ]);
}