<VirtualHost *:80>
    ServerName web.monurl.fr
    ServerAlias web.monurl.fr gitlab.monurl.fr 

    # -------------------------------------------
    RewriteEngine On
    RewriteCond %{HTTP_HOST}   !^gitlab\.monurl\.fr [NC]
    RewriteRule ^/(.*) http://gitlab.monurl.fr:8080/$1 [L,R]

    #---------------
    #  Ta configuration pour ton site apache web.monurl.fr
    #---------------
</VirtualHost>