feat: use atlas in make pull_translations

This contribution is part of the [FC-0012 project](https://openedx.atlassian.net/l/cp/XGS0iCcQ) which is sparked by the [Translation Infrastructure update OEP-58](https://open-edx-proposals.readthedocs.io/en/latest/architectural-decisions/oep-0058-arch-translations-management.html#specification).

Makefile

@@ -1,6 +1,7 @@
 .DEFAULT_GOAL := help
 NODE_BIN=$(CURDIR)/node_modules/.bin
 TOX := tox
+ATLAS_PULL_LANGS ?= "ar,de,es_419,fa_IR,fr,fr_CA,hi,it,pt,ru,uk,zh_CN,it_IT,pt_PT,de_DE"
 
 .PHONY: accept clean clean_static check_keywords detect_changed_source_translations extract_translations \
 	help html_coverage migrate open-devstack production-requirements pull_translations quality requirements.js \
@@ -104,8 +105,17 @@ extract_translations: ## Extract strings to be translated, outputting .po and .m
 	cd course_discovery && PYTHONPATH="..:${PYTHONPATH}" django-admin.py compilemessages
 
 # This Make target should not be removed since it is relied on by a Jenkins job (`edx-internal/tools-edx-jenkins/translation-jobs.yml`), using `ecommerce-scripts/transifex`.
+ifeq ($(OPENEDX_ATLAS_PULL),)
 pull_translations: ## Pull translations from Transifex
 	tx pull -a -f -t --mode reviewed --minimum-perc=1
+else
+# Experimental: OEP-58 Pulls translations using atlas
+pull_translations:
+	find course_discovery/conf/locale -mindepth 1 -maxdepth 1 -type d -exec rm -r {} \;
+	cd course_discovery/conf \
+      && atlas pull --filter=$(ATLAS_PULL_LANGS) \
+         translations/course-discovery/course_discovery/conf/locale:locale
+endif
 
 # This Make target should not be removed since it is relied on by a Jenkins job (`edx-internal/tools-edx-jenkins/translation-jobs.yml`), using `ecommerce-scripts/transifex`.
 push_translations: ## Push source translation files (.po) to Transifex