git remote update origin --prune，要注意下，如果你的remote branch不是在origin下，按你得把origin换成你的名字
$ git remote update origin --prune Fetching origin remote: Counting objects: 510, done. remote: Compressing objects: 100% (421/421), done. remote: Total 510 (delta 274), reused 0 (delta 0) Receiving objects: 100% (510/510), 602.34 KiB | 0 bytes/s, done. Resolving deltas: 100% (274/274), completed with 57 local objects. From http://172.20.31.101/Android/XNOnline_Studio 591c217f..c24cc128 Branch_3.6.0 -> origin/Branch_3.6.0 124c9175..2152c0d9 Branch_3.5.0 -> origin/Branch_3.5.0 * [new branch] Branch_3.7.0 -> origin/Branch_3.7.0 8193a08d..c24cc128 master -> origin/master
原文：https://www.cnblogs.com/hjbky/p/14758550.html