I am not able to make a new pull request on source tree.
But I am able to login on UI.
It gives an error :-
git -c diff.mnemonicprefix=false -c core.quotepath=false -c credential.helper=sourcetree fetch origin
remote: Too many invalid password attempts. Try logging in through the website with your password.
fatal: unable to access 'path of remote repo': The requested URL returned error: 403
Completed with errors, see above
It looks like there is an invalid password stored by SourceTree and t is being used to try and access the Bitbucket REST API, after a number of failed attempts the REST API will lock you out and you need to login via the website to reset the login process. You will need to do that reset anyway, but before then it is worth trying to remove the credentials SourceTree is trying to use.
In SourceTree for Windows open the Tools/Options/Authentication tab and reset or remove any entries relating to Bitbucket and the account you are trying to use.
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