Not able to login to account


A few months back I heard about Gitlab and created an account using “Login using Github” option with username - “fumblehool”.
My profile is -

Recently I started using gitlab again and I noticed my username is changed to “fumblehool1”.
On further investigation, I found out that this is a new account and I am no longer able to access my old account.
I use following emails -

Kindly help me in getting my old account back.
Thanking you
Damanpreet Singh