use Doctrine\ORM\Mapping as ORM;
/**
 * @ORM\Entity(repositoryClass=SomeRepository::class)
 */
class SomeEntity
{
}

use Doctrine\Bundle\DoctrineBundle\Repository\ServiceEntityRepository;
final class SomeEntityRepository extends ServiceEntityRepository
{
}

use Doctrine\ORM\EntityManagerInterface;
final class SomeService
{
    public function run(EntityManagerInterface $entityManager)
    {
        return $this->entityManager->getRepository(SomeEntity::class);
    }
}

use Doctrine\ORM\EntityManagerInterface;
final class SomeService
{
    public function __construct(private SomeEntityRepository $someEntityRepository)
    {
    }
}