diff --git a/util_git.sh b/util_git.sh
new file mode 100644
index 0000000..9cbf835
--- /dev/null
+++ b/util_git.sh
@@ -0,0 +1,53 @@
+#!/usr/bin/env bash
+#
+# Copyright (c) 2023 Arm Limited. All rights reserved.
+#
+# SPDX-License-Identifier: BSD-3-Clause
+#
+
+# Don't print mouthful "You are in 'detached HEAD' state." messages.
+git config --global advice.detachedHead false
+
+# Global defaults
+GIT_CLONE_PARAMS="--no-checkout"
+
+function git_clone() {
+    # Parse the repo elements
+    REPO_URL=$1
+    REPO_PATH=$2
+
+    # In case repository is not defined, just skip it
+    if [ -z "${REPO_URL}" ]; then
+        return
+    fi
+
+    # Clone if it does not exit
+    if [ ! -d ${REPO_PATH} ]; then
+        git clone --quiet ${GIT_CLONE_PARAMS} ${REPO_URL} ${REPO_PATH}
+    fi
+}
+
+function git_checkout() {
+    # Parse the repo elements
+    REPO_PATH=$1
+    REPO_REFSPEC=$2
+
+    # Checkout if repo exits
+    if [ -d ${REPO_PATH} ]; then
+        cd ${REPO_PATH}
+
+        # Fetch the corresponding refspec
+        REPO_FETCH_HEAD=$(git ls-remote --quiet | grep ${REPO_REFSPEC} | awk -v d=" " '{s=(NR==1?s:s d)$1} END{print s}')
+
+        if [ -z "${REPO_FETCH_HEAD}" ]; then
+            git fetch --all
+        else
+            git fetch origin ${REPO_FETCH_HEAD}
+        fi
+
+        # Checkout to specified refspec
+        git checkout ${REPO_REFSPEC}
+        echo -e "Share Folder ${REPO_PATH} $(git rev-parse --short HEAD)\n"
+        cd $OLDPWD
+    fi
+}