Fallback to use commit id when doc repo is in detached head (#1100)
Fallback to use commit id when doc repo is in detached head (#1100)


superyyrrzz/docfx,dotnet/docfx,superyyrrzz/docfx,928PJY/docfx,hellosnow/docfx,LordZoltan/docfx,DuncanmaMSFT/docfx,LordZoltan/docfx,pascalberger/docfx,pascalberger/docfx,LordZoltan/docfx,928PJY/docfx,pascalberger/docfx,hellosnow/docfx,928PJY/docfx,superyyrrzz/docfx,dotnet/docfx,dotnet/docfx,LordZoltan/docfx,DuncanmaMSFT/docfx,hellosnow/docfx