如下面显示的例子，由于原先SVN被人为的误删误移过，导致revision其实不是很规范
然后用 git svn 时 某个特定的revision会被不停的checkout出来，由于用的Windows平台，已经超过文件路径的最大值，导致不能顺利checkout，不知道 有没有同学对这方面有经验？
refs/remotes/origin/Some_Branch@21
refs/remotes/origin/Some_Branch@21-
refs/remotes/origin/Some_Branch@21--
refs/remotes/origin/Some_Branch@21---
refs/remotes/origin/Some_Branch@21----
refs/remotes/origin/Some_Branch@21-----
refs/remotes/origin/Some_Branch@21------
refs/remotes/origin/Some_Branch@21-------
refs/remotes/origin/Some_Branch@21--------
refs/remotes/origin/Some_Branch@21---------
refs/remotes/origin/Some_Branch@21----------
refs/remotes/origin/Some_Branch@21-----------
refs/remotes/origin/Some_Branch@21------------
refs/remotes/origin/Some_Branch@21-------------
refs/remotes/origin/Some_Branch@21--------------
refs/remotes/origin/Some_Branch@21---------------
refs/remotes/origin/Some_Branch@21----------------
refs/remotes/origin/Some_Branch@21-----------------
refs/remotes/origin/Some_Branch@21------------------
refs/remotes/origin/Some_Branch@21-------------------
refs/remotes/origin/Some_Branch@21--------------------
refs/remotes/origin/Some_Branch@21---------------------
refs/remotes/origin/Some_Branch@21----------------------
refs/remotes/origin/Some_Branch@21-----------------------
refs/remotes/origin/Some_Branch@21------------------------
refs/remotes/origin/Some_Branch@21-------------------------
refs/remotes/origin/Some_Branch@21--------------------------
refs/remotes/origin/Some_Branch@21---------------------------
refs/remotes/origin/Some_Branch@21----------------------------
refs/remotes/origin/Some_Branch@21-----------------------------
refs/remotes/origin/Some_Branch@21------------------------------
refs/remotes/origin/Some_Branch@21-------------------------------
refs/remotes/origin/Some_Branch@21--------------------------------
refs/remotes/origin/Some_Branch@21---------------------------------
refs/remotes/origin/Some_Branch@21----------------------------------
refs/remotes/origin/Some_Branch@21-----------------------------------
refs/remotes/origin/Some_Branch@21------------------------------------
refs/remotes/origin/Some_Branch@21-------------------------------------
refs/remotes/origin/Some_Branch@21--------------------------------------
refs/remotes/origin/Some_Branch@21---------------------------------------
refs/remotes/origin/Some_Branch@21----------------------------------------
refs/remotes/origin/Some_Branch@21-----------------------------------------
refs/remotes/origin/Some_Branch@21------------------------------------------
refs/remotes/origin/Some_Branch@21-------------------------------------------
refs/remotes/origin/Some_Branch@21--------------------------------------------
refs/remotes/origin/Some_Branch@21---------------------------------------------
refs/remotes/origin/Some_Branch@21----------------------------------------------
refs/remotes/origin/Some_Branch@21-----------------------------------------------
...省略N行update：
楼主考虑的是从svn迁移到git，所以要尽量保留提交记录
update：
楼主用了 --no-metadata 参数
可以在clone的时候添加，--revision，指定从哪个svn版本开始clone。