You should probably document the prefix, URL, and branch for each upstream subtree in some part of the project documentation.
, , , / .
:
git merge
git read-tree -u
git commit
:
Merge remote-tracking branch 'sub/master'
, sub, master, URL. URL- , .
git pull "" :
git pull -Xsubtree=sub sub master
URL- :
Merge branch 'master' of server:path/to/repository
, , (, 15dbbda sub/master), ; URL-, - . remotes/sub/master sub master.