在我们的项目中，我们使用GIT来管理代码库。我们有一个中央在线存储库，所有开发人员都可以根据它进行推送和拉取。
在windows上用tortoise git运行git时，我遇到了以下奇怪的问题:拉取时，第一次尝试拉取总是失败(错误消息粘贴在下面)，随后的尝试总是成功。其间什么也没改变。
我使用git时对其原理的理解非常肤浅，只了解基本的使用周期。请帮我解开这个谜语
代码语言：javascript运行复制git.exe pull -v --progress "origin"
remote: Compressing objects: 10% (40/393) /393) /393) /393) /393) /393) /393) /393) 393) 393) remote: Compressing objects: 21% (83/393) /393) /393) /393) /393) /393) /393) /393) /393) /393) remote: Compressing objects: 31% (122/393) 8/393) 4/393) 1/393) 7/393) 3/393) /393) /393) /393) remote: Compressing objects: 41% (162/393) 8/393) 4/393) 0/393) 6/393) 2/393) 8/393) 4/393) 0/393) remote: Compressing objects: 51% (201/393) 7/393) 3/393) 9/393) 5/393) 1/393) 7/393) 3/393) 9/393) remote: Compressing objects: 61% (240/393) 6/393) 2/393) 8/393) 5/393) 1/393) 7/393) 3/393) 9/393) remote: Compressing objects: 71% (280/393) 6/393) 2/393) 8/393) 4/393) 0/393) 6/393) 2/393) 8/393) remote: Compressing objects: 81% (319/393) 5/393) 1/393) 7/393) 3/393) 9/393) 5/393) 1/393) 7/393) remote: Compressing objects: 91% (358/393) 4/393) 0/393) 6/393) 2/393) 8/393) 5/393) 1/393) 7/393) remote: Compressing objects: 100% (393/393), done.3/393) 0/393) 6/393) 2/393) 8/393) 4/393) 0/393) Receiving objects: 22% (91/412), 36.00 KiB | Receiving objects: 24% (99/412), 36.00 KiB | 32 KiB/s 00 KiB | 32 KiB/s | 32 KiB/s 00 KiB | 32 KiB/s 00 KiB | Receiving objects: 29% (120/412), 36.00 KiB | 32 KiB/s .00 KiB | 32 KiB/s .00 KiB | 32 KiB/s .00 KiB | 32 KiB/s Receiving objects: 33% (139/412), 52.00 KiB | 22 KiB/s .00 KiB | 32 KiB/s .00 KiB | 32 KiB/s .00 KiB | 32 KiB/s Receiving objects: 38% (157/412), 52.00 KiB | 22 KiB/s .00 KiB | 22 KiB/s .00 KiB | 22 KiB/s .00 KiB | 22 KiB/s Receiving objects: 43% (178/412), 52.00 KiB | 22 KiB/s .00 KiB | 22 KiB/s .00 KiB | 22 KiB/s .00 KiB | 22 KiB/s Receiving objects: 48% (198/412), 52.00 KiB | 22 KiB/s .00 KiB | 22 KiB/s .00 KiB | 22 KiB/s .00 KiB | 22 KiB/s Receiving objects: 53% (219/412), 52.00 KiB | 22 KiB/s .00 KiB | 22 KiB/s .00 KiB | 22 KiB/s .00 KiB | 22 KiB/s Receiving objects: 58% (239/412), 52.00 KiB | 22 KiB/s .00 KiB | 22 KiB/s .00 KiB | 22 KiB/s .00 KiB | 22 KiB/s Receiving objects: 62% (257/412), 68.00 KiB | 20 KiB/s .00 KiB | 22 KiB/s .00 KiB | 22 KiB/s .00 KiB | 22 KiB/s Receiving objects: 67% (277/412), 68.00 KiB | 20 KiB/s .00 KiB | 20 KiB/s .00 KiB | 20 KiB/s .00 KiB | 20 KiB/s Receiving objects: 72% (297/412), 68.00 KiB | 20 KiB/s .00 KiB | 20 KiB/s .00 KiB | 20 KiB/s .00 KiB | 20 KiB/s Receiving objects: 77% (318/412), 68.00 KiB | 20 KiB/s .00 KiB | 20 KiB/s .00 KiB | 20 KiB/s .00 KiB | 20 KiB/s Receiving objects: 82% (338/412), 68.00 KiB | 20 KiB/s .00 KiB | 20 KiB/s .00 KiB | 20 KiB/s .00 KiB | 20 KiB/s Receiving objects: 87% (359/412), 68.00 KiB | 20 KiB/s .00 KiB | 20 KiB/s .00 KiB | 20 KiB/s .00 KiB | 20 KiB/s Receiving objects: 92% (380/412), 68.00 KiB | 20 KiB/s .00 KiB | 20 KiB/s .00 KiB | 20 KiB/s .00 KiB | 20 KiB/s Receiving objects: 97% (400/412), 68.00 KiB | 20 KiB/s .00 KiB | 20 KiB/s .00 KiB | 20 KiB/s .00 KiB | 20 KiB/s Receiving objects: 100% (412/412), 68.00 KiB | 20 KiB/s .00 KiB | 20 KiB/s .00 KiB | 20 KiB/s
Resolving deltas: 100% (270/270)
remote: Total 412 (delta 270), reused 0 (delta 0)pleted with 87 local objects.
From [name of our server here]:/[name of environment]
+ 343989a...a2571e8 HEAD -> origin/HEAD (forced update)
error: Ref refs/remotes/origin/master is at a2571e891886db718e991a06f9c2672882492c83 but expected 343989a10253c1545537e963e70fc21f95f64d20
! 343989a..ac6cb05 master -> origin/master (unable to update local ref)