Suppress default branch name hint in spec runner clone

Author: knu

lib/huginn_agent/spec_runner.rb

@@ -11,7 +11,7 @@ def initialize
 
     def clone
       unless File.exist?('spec/huginn/.git')
-        shell_out "git clone --depth 1 #{HuginnAgent.remote} -b #{HuginnAgent.branch} spec/huginn", 'Cloning huginn source ...'
+        shell_out "git -c advice.defaultBranchName=false clone --depth 1 #{HuginnAgent.remote} -b #{HuginnAgent.branch} spec/huginn", 'Cloning huginn source ...'
       end
     end