bump-formula-pr: use GitHub vars under env filter.

Ensure that the various variables are passed through and reset
correctly. If we end up doing this in a bunch of places we may add some
helpers to simplify this.

1 files changed, 2 insertions, 1 deletions

diff --git a/bin/brew b/bin/brew
index 90e0cf3e9..f64bd4556 100755
--- a/bin/brew
+++ b/bin/brew
@@ -47,7 +47,8 @@ HOMEBREW_LIBRARY="$HOMEBREW_REPOSITORY/Library"
 # Whitelist and copy to HOMEBREW_* all variables previously mentioned in
 # manpage or used elsewhere by Homebrew.
 for VAR in AWS_ACCESS_KEY_ID AWS_SECRET_ACCESS_KEY BINTRAY_USER BINTRAY_KEY \
-           BROWSER EDITOR GIT PATH VISUAL
+           BROWSER EDITOR GIT PATH VISUAL \
+           GITHUB_USER GITHUB_PASSWORD GITHUB_TOKEN
 do
   # Skip if variable value is empty.
   [[ -z "${!VAR}" ]] && continue