Sometimes throws a strange error

```
$ git fresh -f
Fetching origin
remote: Counting objects: 1, done.
remote: Total 1 (delta 0), reused 0 (delta 0), pack-reused 0
Unpacking objects: 100% (1/1), done.
From github.***:***/***
b5a9630..36fb856 master -> origin/master
Fetching ***
Fetching ***
Fetching ***
Deleted branch *** (was b01d5c1).
Deleted branch *** (was a9f8bb3).
[git-fresh] Error on line 263: fi
```

Start by reproducing the reported `git fresh -f` run and inspect line 263 of the shell script, where the error is reported. Trace the command path that reaches that line and confirm the fix by rerunning the same scenario without the strange error.

Written by the indexing model from the issue text.