If you use the dynamic data tag {read_more}
you’ll get an anchor tag (link) to the post with the label “Read more” by default. To change this label use the following code:
add_filter( 'bricks/dynamic_data/read_more', function( $label, $post ) {
return 'My New Label';
}, 10, 2 );
Read more about Dynamic Data in the Bricks academy.