diff --git a/Library/Homebrew/global.rb b/Library/Homebrew/global.rb
index 7bddc7d33d..4ba34f3a48 100644
--- a/Library/Homebrew/global.rb
+++ b/Library/Homebrew/global.rb
@@ -7,9 +7,8 @@ HOMEBREW_HELP_MESSAGE = ENV.fetch("HOMEBREW_HELP_MESSAGE").freeze
 
 HOMEBREW_API_DEFAULT_DOMAIN = ENV.fetch("HOMEBREW_API_DEFAULT_DOMAIN").freeze
 HOMEBREW_BOTTLE_DEFAULT_DOMAIN = ENV.fetch("HOMEBREW_BOTTLE_DEFAULT_DOMAIN").freeze
-
-HOMEBREW_BREW_DEFAULT_GIT_REMOTE = ENV.delete("HOMEBREW_BREW_DEFAULT_GIT_REMOTE").freeze
-HOMEBREW_CORE_DEFAULT_GIT_REMOTE = ENV.delete("HOMEBREW_CORE_DEFAULT_GIT_REMOTE").freeze
+HOMEBREW_BREW_DEFAULT_GIT_REMOTE = ENV.fetch("HOMEBREW_BREW_DEFAULT_GIT_REMOTE").freeze
+HOMEBREW_CORE_DEFAULT_GIT_REMOTE = ENV.fetch("HOMEBREW_CORE_DEFAULT_GIT_REMOTE").freeze
 
 HOMEBREW_DEFAULT_CACHE = ENV.fetch("HOMEBREW_DEFAULT_CACHE").freeze
 HOMEBREW_DEFAULT_LOGS = ENV.fetch("HOMEBREW_DEFAULT_LOGS").freeze