Handle wiki repo not found

fixes #2

.github/workflows/wiki-sync.yaml

@@ -2,14 +2,6 @@ name: Docs <-> Wiki
 
 on:
   push:
-    branches:
-      # Name a branch "docs-preview" if you want commits to the branch to apply to the wiki
-      # immediately. Helpful if you want to make multiple updates, preview them, merge commits, etc.
-      # before finally merging to master.
-      - docs-preview
-      # The the above exception, doc updates will only by synced to the wiki when merged to the
-      # default branch.  Change this to your default branch name, e.g. "master"
-      - main
     paths:
       - "wiki/**"
       - ".github/workflows/**"
@@ -37,6 +29,6 @@ jobs:
       #   run: echo "$GITHUB_CONTEXT"
 
       - name: GitHub Wiki Sync
-        uses: level12/gh-action-wiki-sync@main
+        uses: level12/gh-action-wiki-sync@$GITHUB_REF_NAME
         with:
           github_token: ${{ github.token }}

src/wiki-sync.py

@@ -2,6 +2,7 @@
 from os import environ
 from pathlib import Path
 import shutil
+import subprocess
 import sys
 
 import click
@@ -69,10 +70,17 @@ def main(print_wiki_repo: bool | None):
     if print_wiki_repo:
         fail('Only printing wiki repo')
 
-    sub_run('git', 'clone', '--single-branch', '--depth=1', wiki_repo, tmp_wiki_dpath)
-
     ws_git = Git(workspace_dpath)
     wiki_git = Git(tmp_wiki_dpath)
+
+    try:
+        sub_run('git', 'clone', '--single-branch', '--depth=1', wiki_repo, tmp_wiki_dpath)
+    except subprocess.CalledProcessError as e:
+        stderr = e.stderr.decode('utf-8')
+        if 'Repository not found' not in stderr:
+            raise
+        ws_git('init')
+
     if is_gh_action:
         ws_git.safe()
         wiki_git.safe()