Use submodules for the courses.

.gitmodules

+[submodule "user/pages"]
+	path = user/pages
+	url = https://m3p2.ljbac.com/m3p2/courses.git

bin/clone_courses.sh

 #!/usr/bin/env bash
 
-# todo: make sure we're at project root
-
 COURSES_DIR="user/pages"
 BACKUP="${COURSES_DIR}.$(date +%F_%R)"
 
+# make sure we're at project root
+cd "$(dirname "$(realpath "$0")")";
+cd ..
+
 echo -e "Creating backup of pages in ${BACKUP}"
 mv ${COURSES_DIR} ${BACKUP}
 
-
 #COURSES_DIR="user/pages/03.courses"
 #
 #rm ${COURSES_DIR}
 
-# todo: shallow? (perhaps we should use a submodule anyways)
-git clone ssh://git@m3p2.ljbac.com:10022/m3p2/courses.git ${COURSES_DIR}
+# shallow? (perhaps we should use a submodule anyways)
+#git clone ssh://git@m3p2.ljbac.com:10022/m3p2/courses.git ${COURSES_DIR}
+
+git submodule update --init --recursive
+git submodule foreach git pull origin master

pages @ 959c4925

+Subproject commit 959c492587f055509980f094f0f71e6cd599ca8f