Metal halide security light?

I have searched and still am searching but thought I would throw this up.

At work today I came across 3 MH security lights. They are busted up but I figured I could find a DIY guide from someones past experience.

REP for anyhelp

Light looks like this

found it....https://www.rollitup.org/do-yourself/8499-convert-common-home-security-light.html

You can also but 150w hps conversion bulbs for about 50$ ea to get a cheep HPS.