$ sudo apt-get update
$ sudo apt-get install glmark2-es2 

glmark2-es2 is installed in your system.

Make ensure the glmark2-es2 package were installed using the commands given below,

$ sudo dpkg-query -l | grep glmark2-es2 *

You will get with glmark2-es2 package name, version, architecture and description in a table

glmark2-es2 package basic information: