1、执行 find .git/objects
.git/objects/3b/da2149edc19832d231aac321125685ac432d66
2、使用散列值把文件内容提取出来:git cat-file -p da2149edc19832d231aac321125685ac432d66
报错“fatal:not a valid object name da2149edc19832d231aac321125685ac432d66”
报错原因:散列值为40个字符,因此完整的应该为3bda2149edc19832d231aac321125685ac432d66
也可以执行:git cat-file -p 3bda2149edc1983,即没必要输入完整散列值