Switched from using Git Submodules to just doing a straight clone of the QUnit and Sizzle directories. Works much better for what we want.

.gitignore

@@ -4,3 +4,5 @@ dist
 *~
 *.diff
 *.patch
+test/qunit
+src/sizzle

.gitmodules

@@ -1,6 +0,0 @@
-[submodule "test/qunit"]
-	path = test/qunit
-	url = git://github.com/jquery/qunit.git
-[submodule "src/sizzle"]
-	path = src/sizzle
-	url = git://github.com/jeresig/sizzle.git

Makefile

@@ -40,8 +40,8 @@ ${DIST_DIR}:
 
 init:
 	@@echo "Grabbing external dependencies..."
-	@@git submodule init
-	@@git submodule update
+	@@git clone git://github.com/jquery/qunit.git test/qunit
+	@@git clone git://github.com/jeresig/sizzle.git src/sizzle
 	@@cd src/sizzle && git pull origin master
 	@@cd test/qunit && git pull origin master
 

src/sizzle

@@ -1 +0,0 @@
-Subproject commit c555516b6c8d77b5dbe6f63ae4409c7b2c2a3855

test/qunit

@@ -1 +0,0 @@
-Subproject commit 4ac535bbdbb29b3d0079eeeaf64a0f1ad0c88317