Check git requirement in a separate command

Author: josevalim

.github/workflows/ci.yml

@@ -102,11 +102,15 @@ jobs:
           path: cover/*
 
       - name: Check reproducible builds
+        if: ${{ matrix.deterministic }}
+        run: taskset 1 make check_reproducible
+
+      - name: Check git is not required
         if: ${{ matrix.deterministic }}
         run: |
           rm -rf .git
-          # Recompile System without .git
-          taskset 1 make recompile_system check_reproducible
+          cd lib/elixir
+          elixirc --ignore-module-conflict -o ebin "lib/**/*.ex"
 
   test_windows:
     name: Windows Server 2022, OTP ${{ matrix.otp_version }}

Makefile

@@ -141,9 +141,6 @@ install: compile
 	done
 	"$(MAKE)" install_man
 
-recompile_system:
-	$(Q) cd lib/elixir && ../../$(ELIXIRC_MIN_SIG) "lib/system.ex" -o ebin;
-
 check_reproducible: compile
 	$(Q) echo "==> Checking for reproducible builds..."
 	$(Q) rm -rf lib/*/tmp/ebin_reproducible/