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Document the change in default target

This commit is contained in:
Tim Hockin 2023-11-10 22:20:56 -08:00
parent 1fdc98e3b0
commit 9e1d0c5936
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v3-to-v4.md
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@ -64,6 +64,15 @@ and try to set `--ref` from them.
| other | other | "" | error |
|----------|---------|---------|------------------------------|
#### Default target
In git-sync v3, if neither `--branch` nor `--rev` were specified, the default
was to sync the HEAD of the branch named "master". Many git repos have changed
to "main" or something else as the default branch name, so git-sync v4 changes
the default target to be the HEAD of whatever the `--repo`'s default branch is.
If that default branch is not "master", then the default target will be
different in v4 than in v3.
#### Abbreviated hashes
Because of the fetch loop, git-sync v3 allowed a user to specify `--branch` and