Just symlink those git*s on MacOS

export of PATH is insufficient while testing "remote" access to local
environment since it would not make that PATH active. Instead of messing
with env decided to do this evil step of symlinking.

.appveyor.yml

@@ -315,7 +315,9 @@ install:
   - sh: "[ -n \"${INSTALL_GITANNEX}\" ] && datalad-installer --sudo ok ${INSTALL_GITANNEX}"
   # TODO remove when datalad-installer can handle this
   - cmd: tools\ci\appveyor_install_git-annex.bat
-  - sh: "[ \"x${APPVEYOR_BUILD_WORKER_IMAGE}\" = \"xmacos-monterey\" ] && export PATH=/Applications/git-annex.app/Contents/MacOS:$PATH || :"
+  # "package" installation does not place git-annex into the PATH, and for
+  # compatibility etc, we just symlink also git itself
+  - sh: "[ \"x${APPVEYOR_BUILD_WORKER_IMAGE}\" = \"xmacos-monterey\" ] && ln -sf /Applications/git-annex.app/Contents/MacOS/git* /usr/local/bin/ || true"
 
 
 #before_build: