Fill repeater on createView

class CreateInvoice extends CreateRecord
{
    protected static string $resource = InvoiceResource::class;

    public $commande;

    public function mount(): void
    {
        parent::mount();

        $commandeId = request()->query('commande');
        if ($commandeId) {
            $this->commande = Commande::with('fournisseur', 'commandeItems')
                ->find($commandeId);
            $this->fillFormWithCommandeData();
        } else {
            $this->commande = null;
        }
    }

protected function fillFormWithCommandeData(): void
    {
        if ($this->commande) {
            $this->form->fill([
                'commande_id' => $this->commande->id,
                'fournisseur_id' => $this->commande->fournisseur->id,
                'commandeItems' => $this->mapCommandeItemsForForm(),// return empty
            ]);
        }
    }