diff --git a/requirements/edx/github.in b/requirements/edx/github.in
index ea6d47eec8a0..e23b784c5358 100644
--- a/requirements/edx/github.in
+++ b/requirements/edx/github.in
@@ -73,6 +73,8 @@
 #
 #   * Organize the URL into one of the two categories below:
 
+# TEMPORARY! Remove before merge.
+-e git+https://github.com/kdmccormick/XBlock.git@kdmccormick/mixins#egg=XBlock[django]==3.0.0
 
 ##############################################################################
 # Release candidates being tested.
diff --git a/requirements/edx/kernel.in b/requirements/edx/kernel.in
index 1f2b7a6c5bfb..ff7bb9e47d75 100644
--- a/requirements/edx/kernel.in
+++ b/requirements/edx/kernel.in
@@ -158,5 +158,5 @@ unicodecsv                          # Easier support for CSV files with unicode
 user-util                           # Functionality for retiring users (GDPR compliance)
 webob
 web-fragments                       # Provides the ability to render fragments of web pages
-XBlock[django]                      # Courseware component architecture
+#XBlock[django]                      # Courseware component architecture  # TEMPORARY! Put back before merge!
 xss-utils                           # https://github.com/openedx/edx-platform/pull/20633 Fix XSS via Translations