PyGitUp workaround for MSYS2/MinGW (for git-up 2.2.0)

PyGitUp.patch

--- gitup.py.orig       2023-08-19 22:19:24.904702800 +0900
+++ gitup.py    2024-06-08 23:33:47.171299400 +0900
@@ -33,6 +33,7 @@
 import colorama
 from git import Repo, GitCmdObjectDB
 from termcolor import colored
+from git.exc import NoSuchPathError

 # PyGitUp libs
 from PyGitUp.utils import execute, uniq, find
@@ -129,7 +130,11 @@
                 exc = GitError("We don't seem to be in a git repository.")
                 raise exc

-            self.repo = Repo(repo_dir, odbt=GitCmdObjectDB)
+            try:
+                self.repo = Repo(repo_dir, odbt=GitCmdObjectDB)
+            except NoSuchPathError:
+                repo_dir = re.sub(r'^/([a-z])/', r'\1:/', repo_dir, flags=re.IGNORECASE)
+                self.repo = Repo(repo_dir, odbt=GitCmdObjectDB)

         # Check for branch tracking information
         if not any(b.tracking_branch() for b in self.repo.branches):