Blown PSU

Okay guys, here is what happened some guys were working on a new current line in front of my house they screwed up the phase wires which caused an over voltage flow which in turn blew up my PSU smoke started to come out I immediately turned off my computer and opened it I saw the some sort of...

My PC just made a loud bang (can't tell for sure, but it did sound like a capacitor exploding) and turned off immediately after, but it managed to boot itself back up right away without me pressing the power button. I only used the pin to log in and check if all the hardware showed up normally...

So I was starting to make a new build the other day heres the specs of the build NEW BUILD MOBO: AsROCK B450 Steel legend am4 (atx size) (The motherboard was already updated to support my CPU) CPU: AMD Ryzen 5 3600 3.6ghz RAM 2x Corsair vengeance LPX 16GB 3200Mhz PSU: Cooler master 600w MWE...