diff --git a/contrib/completion/git-completion.bash b/contrib/completion/git-completion.bash
index 75193ded4bdeda..c0c980d8ae7add 100644
--- a/contrib/completion/git-completion.bash
+++ b/contrib/completion/git-completion.bash
@@ -2723,12 +2723,17 @@ __git_compute_config_vars_all ()
 	__git_config_vars_all="$(git --no-pager help --config)"
 }
 
+__git_indirect()
+{
+	eval printf '%s' "\"\$$1\""
+}
+
 __git_compute_first_level_config_vars_for_section ()
 {
 	local section="$1"
 	__git_compute_config_vars
 	local this_section="__git_first_level_config_vars_for_section_${section}"
-	test -n "${!this_section}" ||
+	test -n "$(__git_indirect "${this_section}")" ||
 	printf -v "__git_first_level_config_vars_for_section_${section}" %s \
 		"$(echo "$__git_config_vars" | awk -F. "/^${section}\.[a-z]/ { print \$2 }")"
 }
@@ -2738,7 +2743,7 @@ __git_compute_second_level_config_vars_for_section ()
 	local section="$1"
 	__git_compute_config_vars_all
 	local this_section="__git_second_level_config_vars_for_section_${section}"
-	test -n "${!this_section}" ||
+	test -n "$(__git_indirect "${this_section}")" ||
 	printf -v "__git_second_level_config_vars_for_section_${section}" %s \
 		"$(echo "$__git_config_vars_all" | awk -F. "/^${section}\.</ { print \$3 }")"
 }
@@ -2893,7 +2898,7 @@ __git_complete_config_variable_name ()
 		local section="${pfx%.*.}"
 		__git_compute_second_level_config_vars_for_section "${section}"
 		local this_section="__git_second_level_config_vars_for_section_${section}"
-		__gitcomp "${!this_section}" "$pfx" "$cur_" "$sfx"
+		__gitcomp "$(__git_indirect "${this_section}")" "$pfx" "$cur_" "$sfx"
 		return
 		;;
 	branch.*)
@@ -2903,7 +2908,7 @@ __git_complete_config_variable_name ()
 		__gitcomp_direct "$(__git_heads "$pfx" "$cur_" ".")"
 		__git_compute_first_level_config_vars_for_section "${section}"
 		local this_section="__git_first_level_config_vars_for_section_${section}"
-		__gitcomp_nl_append "${!this_section}" "$pfx" "$cur_" "${sfx:- }"
+		__gitcomp_nl_append "$(__git_indirect "${this_section}")" "$pfx" "$cur_" "${sfx:- }"
 		return
 		;;
 	pager.*)
@@ -2920,7 +2925,7 @@ __git_complete_config_variable_name ()
 		__gitcomp_nl "$(__git_remotes)" "$pfx" "$cur_" "."
 		__git_compute_first_level_config_vars_for_section "${section}"
 		local this_section="__git_first_level_config_vars_for_section_${section}"
-		__gitcomp_nl_append "${!this_section}" "$pfx" "$cur_" "${sfx:- }"
+		__gitcomp_nl_append "$(__git_indirect "${this_section}")" "$pfx" "$cur_" "${sfx:- }"
 		return
 		;;
 	submodule.*)
@@ -2930,7 +2935,7 @@ __git_complete_config_variable_name ()
 		__gitcomp_nl "$(__git config -f "$(__git rev-parse --show-toplevel)/.gitmodules" --get-regexp 'submodule.*.path' | awk -F. '{print $2}')" "$pfx" "$cur_" "."
 		__git_compute_first_level_config_vars_for_section "${section}"
 		local this_section="__git_first_level_config_vars_for_section_${section}"
-		__gitcomp_nl_append "${!this_section}" "$pfx" "$cur_" "${sfx:- }"
+		__gitcomp_nl_append "$(__git_indirect "${this_section}")" "$pfx" "$cur_" "${sfx:- }"
 		return
 		;;
 	*.*)