Commands do not complete in repositories with long commit history

[seachicken]

Describe the bug I waited a few tens of seconds and it was still loading.

$ gh poi
⠏ Fetching pull requests...

Your Environment

• OS: macOS Catalina
• gh --version: 2.5.0
• gh-poi: 0.3.3

[seachicken]

This may be due to the fact that git branch --all --contains <oid> slows down when there are significantly more git branch --all https://github.com/seachicken/gh-poi/blob/a2a845b80dfef7251b62fcb50589fd84e99049ed/conn/command.go#L61