dearblue b012ebfa79 Ignore git checkout if nil commit-hash ...

If there is no `.lock` file and no commit hash specified, avoid `git checkout --detach`.
This behavior will be the same as up to mruby-3.1.

ref. #5638

2022-07-14 21:58:20 +09:00

..

mruby

Ignore git checkout if nil commit-hash

2022-07-14 21:58:20 +09:00