How do I set the initial login password about vtiger HOT 3 OPEN

root@6e5736368262:/var/www/html# echo $PATH
/root/.composer/vendor/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin
root@6e5736368262:/var/www/html# export
declare -x APACHE_CONFDIR="/etc/apache2"
declare -x APACHE_ENVVARS="/etc/apache2/envvars"
declare -x COMPOSER_ALLOW_SUPERUSER="1"
declare -x DATABASE_PACKAGE="mariadb-server-10.3"
declare -x GPG_KEYS="1729F83938DA44E27BA0F4D3DBDB397470D12172 B1B44D8F021E4E2D6021E995DC9FF8D3EE5AF27F"
declare -x HOME="/root"
declare -x HOSTNAME="6e5736368262"
declare -x MYSQL_DATABASE="vtiger"
declare -x MYSQL_HOST="mysql"
declare -x MYSQL_PASSWORD="EGProfkuyL3ogd"
declare -x MYSQL_USER="vtiger"
declare -x OLDPWD="/var/www"
declare -x PATH="/root/.composer/vendor/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin"
declare -x PHPIZE_DEPS="autoconf 		dpkg-dev 		file 		g++ 		gcc 		libc-dev 		make 		pkg-config 		re2c"
declare -x PHP_ASC_URL="https://www.php.net/get/php-7.2.24.tar.xz.asc/from/this/mirror"
declare -x PHP_CFLAGS="-fstack-protector-strong -fpic -fpie -O2 -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64"
declare -x PHP_CPPFLAGS="-fstack-protector-strong -fpic -fpie -O2 -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64"
declare -x PHP_EXTRA_BUILD_DEPS="apache2-dev"
declare -x PHP_EXTRA_CONFIGURE_ARGS="--with-apxs2 --disable-cgi"
declare -x PHP_INI_DIR="/usr/local/etc/php"
declare -x PHP_LDFLAGS="-Wl,-O1 -Wl,--hash-style=both -pie"
declare -x PHP_MD5=""
declare -x PHP_SHA256="a6a6cc03388060aa5f8f9e45799b72bce1c7ed7b9d7b3f1187787202aad91d25"
declare -x PHP_URL="https://www.php.net/get/php-7.2.24.tar.xz/from/this/mirror"
declare -x PHP_VERSION="7.2.24"
declare -x PWD="/var/www/html"
declare -x SHLVL="1"
declare -x TERM="xterm"
declare -x VT_ADMIN_EMAIL="[email protected]"
declare -x VT_ADMIN_PASSWORD="123456"
declare -x VT_ADMIN_USER="admin"
declare -x VT_CURRENCY_NAME="USA, Dollars"
declare -x VT_DOWNLOAD="http://sourceforge.net/projects/vtigercrm/files/vtiger%20CRM%207.2.0/Core%20Product/vtigercrm7.2.0.tar.gz"
declare -x VT_VERSION="7.2.0"