git errors pulling notmuch

[David Bremner]

Tomas Nordin <tomasn at posteo.net> writes:

> Hello Notmuchers
>
> I have installed Notmuch from source a while ago and been happy. But
> today I thought maybe it is about time to see if I should update (244
> commits behind), so I tried to pull the changes. I am getting this git
> error:
>
>   1 git … pull origin
> error: cannot lock ref 'refs/remotes/origin/debian/jessie-backports': 'refs/remotes/origin/debian' exists; cannot create 'refs/remotes/origin/debian/jessie-backports'

Try "git remote prune origin"

d