other: update version setting using git

Makefile

@@ -7,19 +7,7 @@ LOCALSTATEDIR ?= $(PREFIX)/var
 RUNSTATEDIR ?= $(LOCALSTATEDIR)/run
 GO ?= $(shell type -a -P go | head -n 1)
 
-# Set version variable
-ifeq ($(VERSION),)
-	COMMIT := $(shell git rev-parse --short HEAD)
-	TAG_COMMIT := $(shell git rev-list --abbrev-commit --tags --max-count=1)
-	TAG := $(shell git describe --abbrev=0 --tags ${TAG_COMMIT} 2>/dev/null || true)
-	VERSION := $(COMMIT)
-	ifeq ($(COMMIT), $(TAG_COMMIT))
-		VERSION := $(TAG)
-	endif
-	ifneq ($(shell git status --porcelain),)
-		VERSION := $(VERSION)-dirty
-	endif
-endif
+VERSION ?= $(shell git describe --tags --dirty)
 
 build:
 	mkdir -p build