diff --git a/makefiles/git-submodules.mk b/makefiles/git-submodules.mk
new file mode 100644
index 0000000..a96121c
--- /dev/null
+++ b/makefiles/git-submodules.mk
@@ -0,0 +1,61 @@
+# -*- makefile -*-
+# -----------------------------------------------------------------------
+# Copyright 2022-2023 Open Networking Foundation (ONF) and the ONF Contributors
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+# SPDX-FileCopyrightText: 2022 Open Networking Foundation (ONF) and the ONF Contributors
+# SPDX-License-Identifier: Apache-2.0
+# -----------------------------------------------------------------------
+
+$(if $(DEBUG),$(warning ENTER))
+
+## -----------------------------------------------------------------------
+## Intent: Checkout submodules required by ci-management
+## -----------------------------------------------------------------------
+submodule-deps := $(null)
+submodule-deps += submodules#     # named pseudo target
+submodule-deps += global-jjb
+submodule-deps += lf-ansible
+submodule-deps += packer
+
+.PHONY: $(submodule-deps)
+$(submodule-deps):
+	git submodule init
+	git submodule update
+
+## -----------------------------------------------------------------------
+## -----------------------------------------------------------------------
+sterile ::
+	$(RM) -r $(submodule-deps)
+
+## -----------------------------------------------------------------------
+## -----------------------------------------------------------------------
+help ::
+	@echo
+	@echo '[GIT-SUBMODULES]'
+	@echo '  submodules     Checkout dependent git submodules'
+  ifdef VERBOSE
+	@echo '  global-jjb     Checkout ci-management submodule global-jjb'
+	@echo '  lf-ansible     Checkout ci-management submodule lf-ansible'
+	@echo '  packer         Checkout ci-management submodule packer'
+  endif
+
+## -----------------------------------------------------------------------
+## -----------------------------------------------------------------------
+todo ::
+	@echo "Generalize logc, update to depend on .git/ rather than named targets."
+
+$(if $(DEBUG),$(warning LEAVE))
+
+# [EOF]