Guys, will you renew relationship with a girl that cheated on you once?

Guys: your girlfriend cheated on you and you broke up. Now she comes back to you , asking you to renew the relationship and promises never again to cheat. Assuming you are not seeing anyone right now, will you renew the relationship? After all you knew her once and liked her. A mistake can be forgiven. What if you were wrong? Surely everyone deserves another chance. How do you know that the next girl you see will not cheat on you?
Guys, will you renew relationship with a girl that cheated on you once?
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