.git文件夹太大问题及解决方法

最近提交项目代码时发现文件.git文件夹越来越大, 168m,比代码还大。

script

➜  bisparkclass git:(master) ✗ git rev-list --objects --all | grep "$(git verify-pack -v .git/objects/pack/*.idx | sort -k 3 -n | tail -5 | awk '{print$1}')"
1fadc89828a87c68edafb88dc6daed9ce94ef0cd target/class_ratio-1.0-SNAPSHOT.jar
0149dc1aa1d8cc25fa472c02fe5ace7f1e16ca5b target/class_ratio-1.0-SNAPSHOT.jar
ff086e4846e1b84851ee953fe13f581c25291b1e target/class_ratio-1.0-SNAPSHOT.jar
ef01062565c5231707b31fd91e6dcf70e38c0cb9 target/class_ratio-1.0-SNAPSHOT.jar
0a9de3aed5ec680c26cd4fd1fc6cad5e9491be87 target/class_ratio-1.0-SNAPSHOT.jar