我将我在Azure上的网站链接到Github repository，它运行了一段时间。最近，它开始使用日志进行部署失败。
error: refs/heads/master does not point to a valid object!
error: refs/tags/v1.2.0 does not point to a valid object!
error: refs/tags/v1.3.0 does not point to a valid object!
error: refs/tags/v1.4.0 does not point to a valid object!
error: refs/tags/v1.6.0 does not point to a valid object!
error: refs/tags/v1.7.0 does not point to a valid object!
error: refs/heads/master does not point to a valid object!
error: refs/tags/v1.2.0 does not point to a valid object!
error: refs/tags/v1.3.0 does not point to a valid object!
error: refs/tags/v1.4.0 does not point to a valid object!
error: refs/tags/v1.6.0 does not point to a valid object!
error: refs/tags/v1.7.0 does not point to a valid object!
error: refs/heads/master does not point to a valid object!
error: refs/tags/v1.2.0 does not point to a valid object!
error: refs/tags/v1.3.0 does not point to a valid object!
error: refs/tags/v1.4.0 does not point to a valid object!
error: refs/tags/v1.6.0 does not point to a valid object!
error: refs/tags/v1.7.0 does not point to a valid object!
error: refs/heads/master does not point to a valid object!
error: refs/tags/v1.2.0 does not point to a valid object!
error: refs/tags/v1.3.0 does not point to a valid object!
error: refs/tags/v1.4.0 does not point to a valid object!
error: refs/tags/v1.6.0 does not point to a valid object!
error: refs/tags/v1.7.0 does not point to a valid object!
error: Could not read 4a49af0a0cb64a0a0415734b11772d6df18561fb
error: Could not read 5fe173ec7c37d3674f9c70b992333503c214ba10
error: Could not read 390c8cbd527c8e707c51e25142e54421f4dd3948
error: Could not read 32f081f8b901425fd1e8898478f0551970bee0f5
error: Could not read 4fdf82f47ded8df543443a6b692d0a16b7d8ad51
error: Could not read 0f1c8929f6885f3df3a0009136891c46c9f98378
error: Could not read 6050db408f473e144d557c619e0bf749fbbbaa75
remote: Counting objects: 1132, done.[K
remote: Compressing objects: 0% (1/261) [K
remote: Compressing objects: 1% (3/261) [K
remote: Compressing objects: 2% (6/261) [K
听起来你在Azure上的git repo可能有一些损坏。要进行调查，请使用Kudu控制台。从控制台中，转到siterepository文件夹并运行基本的git命令，如git status，以查看它们的运行情况。
如果这没有帮助，你可以转到Azure门户中的Dashboard选项卡，删除你的git repo，然后重新连接到github。