我将补充我的意见，作为一种发现目录中具有特定所有权的文件的方法。

该问题是由于以根用户身份运行某些git命令引起的。 收到的信息是:

$ git commit -a -m "fix xxx"
error: insufficient permission for adding an object to repository database .git/objects
error: setup.sh: failed to insert into database

我首先查看了git config -l，然后我解决了:

find .git/ -exec stat --format="%G %n" {} + |grep root

chown -R $(id -un):$(id -gn) .git/objects/

git commit -a -m "fixed git objects ownership"

也有可能您添加了另一个具有相同别名的本地存储库。例如，您现在有两个本地文件夹称为origin，因此当您尝试推送时，远程存储库将不接受您的凭据。

重命名本地存储库别名，您可以通过这个链接https://stackoverflow.com/a/26651835/2270348

也许您可以留下一个您喜欢的本地存储库作为origin，而其他存储库则重命名它们，例如从origin到另一个origin。记住，这些只是别名，你所需要做的就是记住新的别名和它们各自的远程分支。

最简单的解决方案是:

来自项目总监:

sudo chmod 777 -R .git/objects

Linux、macOS:

cd .git/
sudo chown -R name:group *

其中name是用户名，group是用户名所属的组。

在我的例子中，解决方案就是git再次提交。

问题自动解决了。

发生了什么事?我使用^C (Control-C)来避免写错误的提交消息。(我从错误的剪贴板中粘贴了错误的消息。)因此，我假设进程暂时冻结在后台，这暂时锁定了数据库。

修复权限

在你确定并修复了潜在的原因(见下文)后，你会想要修复权限:

cd /path/to/repo/.git
sudo chgrp -R groupname .
sudo chmod -R g+rwX .
sudo find . -type d -exec chmod g+s '{}' +

注意，如果你想让每个人都能修改存储库，你不需要chgrp，你需要将chmod更改为sudo chmod -R a+rwX。

如果您不修复根本原因，错误将不断出现，您将不得不一遍又一遍地重新运行上述命令。

根本原因

该错误可能是由以下原因之一引起的:

The repository isn't configured to be a shared repository (see core.sharedRepository in git help config). If the output of: git config core.sharedRepository is not group or true or 1 or some mask, try running: git config core.sharedRepository group and then re-run the recursive chmod and chgrp (see "Repair Permissions" above). The operating system doesn't interpret a setgid bit on directories as "all new files and subdirectories should inherit the group owner". When core.sharedRepository is true or group, Git relies on a feature of GNU operating systems (e.g., every Linux distribution) to ensure that newly created subdirectories are owned by the correct group (the group that all of the repository's users are in). This feature is documented in the GNU coreutils documentation: ... [If] a directory's set-group-ID bit is set, newly created subfiles inherit the same group as the directory, and newly created subdirectories inherit the set-group-ID bit of the parent directory. ... [This mechanism lets] users share files more easily, by lessening the need to use chmod or chown to share new files. However, not all operating systems have this feature (NetBSD is one example). For those operating systems, you should make sure that all of your Git users have the same default group. Alternatively, you can make the repository world-writable by running git config core.sharedRepository world (but be careful—this is less secure). The file system doesn't support the setgid bit (e.g., FAT). ext2, ext3, ext4 all support the setgid bit. As far as I know, the file systems that don't support the setgid bit also don't support the concept of group ownership so all files and directories will be owned by the same group anyway (which group is a mount option). In this case, make sure all Git users are in the group that owns all the files in the file system. Not all of the Git users are in the same group that owns the repository directories. Make sure the group owner on the directories is correct and that all users are in that group.