Use fork of mirror-action to make known_hosts work

Author: cynicsketch

.github/workflows/main.yml

@@ -24,7 +24,7 @@ jobs:
     - name: mirror-repository
       # You may pin to the exact commit or the version.
       # uses: yesolutions/mirror-action@1708f16cdb28634fd3ba10c5c79abc91f5578a14
-      uses: yesolutions/mirror-action@v0.7.0
+      uses: cynicsketch/mirror-action@v0.0.1
       with:
         REMOTE: 'ssh://[email protected]/cynicsketch/nix-mineral.git'
         GIT_SSH_PRIVATE_KEY: ${{ secrets.GIT_SSH_PRIVATE_KEY }}