Add more debug output

1 job for master in 5 minutes and 21 seconds (queued for 2 seconds)
Status Name Job ID Coverage
  Test
failed test #972

00:05:21

 
Name Stage Failure
failed
test Test
Traceback (most recent call last):
File "scripts/build.py", line 142, in <module>
main()
File "scripts/build.py", line 136, in main
build_package(repo_dir=repo_dir, package_dir=package_dir, **package)
File "scripts/build.py", line 77, in build_package
os.chdir(content["target_dir"])
FileNotFoundError: [Errno 2] No such file or directory: 'debian'
ERROR: Job failed: exit code 1