+1 for the one line, and which label do you want anyway? (should be `grep -v 'hpcugent:develop`, excluding the base branch? now you rely on the ordering of the json...)
```
$ curl -sS  https://api.github.com/repos/hpcugent/easybuild-framework/pulls/937 | sed -n 's/.*"label": "\([^"]*\)".*/\1/p'
boegel:eb_sandbox
hpcugent:develop
```