[Bug]: Shipping fails to push if remote branch already exists and is behind master

[Zahrun]

What happened?

pacup --ship ferdium-deb/ferdium-deb.pacscript
[...]

            :: Do you you want to delete the existing ship-ferdium-deb branch? [y/n] (y): 
            ✔ Successfully deleted ship-ferdium-deb branch
            ✔ Successfully checked out branch ship-ferdium-deb
            => Installing pacscript using pacstall

[...]

            => Shipping pacscript
            ✔ Successfully added ferdium-deb to git
            ✔ Successfully committed ferdium-deb
To github.com:Zahrun/pacstall-programs.git
 ! [rejected]          ship-ferdium-deb -> ship-ferdium-deb (non-fast-forward)
error: failed to push some refs to 'github.com:Zahrun/pacstall-programs.git'
hint: Updates were rejected because the tip of your current branch is behind
hint: its remote counterpart. Integrate the remote changes (e.g.
hint: 'git pull ...') before pushing again.
hint: See the 'Note about fast-forwards' in 'git push --help' for details.
╭─────────────────────────────── Traceback (most recent call last) ────────────────────────────────╮
│ in command:813                                                                                   │
│                                                                                                  │
│ in run:526                                                                                       │
╰──────────────────────────────────────────────────────────────────────────────────────────────────╯
CalledProcessError: Command '['git', 'push', '--set-upstream', 'origin', 'ship-ferdium-deb']' returned 
non-zero exit status 1.

During handling of the above exception, another exception occurred:

╭─────────────────────────────── Traceback (most recent call last) ────────────────────────────────╮
│ in command:825                                                                                   │
╰──────────────────────────────────────────────────────────────────────────────────────────────────╯
AttributeError: 'NoneType' object has no attribute 'decode'
[224578] Failed to execute script '__main__' due to unhandled exception!
[:~/UnixSync … acstall-programs/packages] ship-ferdium-deb+* 2m25s 1 ± git status
On branch ship-ferdium-deb
Untracked files:
  (use "git add <file>..." to include in what will be committed)
        td-git/
        tok-git/

nothing added to commit but untracked files present (use "git add" to track)

What do you expect to happen?

git push --set-upstream origin ship-ferdium-deb -f, we need to force push in that case

Which pacscripts are affected?

All

Steps to reproduce

See above

Version

Latest Release

Relevant log output

PacUp 2.0.0 Sirius