Source

File: wp-includes/formatting.php

function get_date_from_gmt( $string, $format = 'Y-m-d H:i:s' ) {
	$datetime = date_create( $string, new DateTimeZone( 'UTC' ) );

	if ( false === $datetime ) {
		return gmdate( $format, 0 );
	}

	return $datetime->setTimezone( wp_timezone() )->format( $format );
}