Get ACF repeaters without using the ACF functions.

ACF Post Meta - Repeater.php

<?php

// get post ID
$pid = get_the_ID();

// get our repeater
$repeater = get_post_meta( $pid, 'acf_repeater_slug', true );

if( !empty($repeater) ) {
  for( $i = 0; $i < $repeater; $i++ ) {
    
    $title = esc_html( get_post_meta( $pid, 'acf_repeater_slug_' . $i . '_acf_sub_field', true ) );
    $perma = esc_url( get_post_meta( $pid, 'acf_repeater_slug_' . $i . '_acf_sub_field', true ) );
    
    // build out the foreach
    echo '<a href="' . $perma . '">' . $title . '</a>';
    
  }
}