Fix building error

build.gradle

@@ -229,25 +229,22 @@ javadoc {
 }
 
 task injectGitHash {
-    doLast {
-        def gitCommitHash = {
-            try {
-                return 'git rev-parse --verify --short HEAD'.execute().text.trim()
-            } catch (e) {
-                return "GIT_NOT_FOUND"
-            }
+    def gitCommitHash = {
+        try {
+            return 'git rev-parse --verify --short HEAD'.execute().text.trim()
+        } catch (e) {
+            return "GIT_NOT_FOUND"
         }
-        new File(projectDir, "src/main/java/emu/grasscutter/BuildConfig.java").text = """
-            package emu.grasscutter;
-            public class BuildConfig {
-                    public static final String VERSION = \"${version}\";
-                    public static final String GIT_HASH = \"${gitCommitHash()}\";
-            }
-        """
     }
+    new File(projectDir, "src/main/java/emu/grasscutter/BuildConfig.java").text = """
+        package emu.grasscutter;
+        public class BuildConfig {
+                public static final String VERSION = \"${version}\";
+                public static final String GIT_HASH = \"${gitCommitHash()}\";
+        }
+    """
 }
 
 processResources {
     dependsOn "generateProto"
-    dependsOn "injectGitHash"
 }