diff --git a/build b/build
index 05a3a33d3..87c719a53 100755
--- a/build
+++ b/build
@@ -135,6 +135,9 @@ assert_no_compile_time_only_deps() {
 
 make_rel() {
     ./scripts/pre-compile.sh "$PROFILE"
+    # make_elixir_rel always create rebar.lock
+    # delete it to make git clone + checkout work because we use shallow close for rebar deps
+    rm -f rebar.lock
     # compile all beams
     ./rebar3 as "$PROFILE" compile
     # generate docs (require beam compiled), generated to etc and priv dirs