sync: no garbage collection by default

Adds --auto-gc and --no-auto-gc (default) options to control sync's
behavior around calling `git gc`.

Bug: b/184882274
Change-Id: I4d6ca3b233d79566f27e876ab2d79f238ebc12a9
Reviewed-on: https://gerrit-review.googlesource.com/c/git-repo/+/344535
Reviewed-by: Xin Li <delphij@google.com>
Tested-by: LaMont Jones <lamontjones@google.com>

1 files changed, 8 insertions, 1 deletions

diff --git a/man/repo-smartsync.1 b/man/repo-smartsync.1
index 8475adf1..c1abbb38 100644
--- a/man/repo-smartsync.1
+++ b/man/repo-smartsync.1
@@ -1,5 +1,5 @@
 .\" DO NOT MODIFY THIS FILE!  It was generated by help2man.
-.TH REPO "1" "August 2022" "repo smartsync" "Repo Manual"
+.TH REPO "1" "November 2022" "repo smartsync" "Repo Manual"
 .SH NAME
 repo \- repo smartsync - manual page for repo smartsync
 .SH SYNOPSIS
@@ -105,6 +105,13 @@ delete refs that no longer exist on the remote
 .TP
 \fB\-\-no\-prune\fR
 do not delete refs that no longer exist on the remote
+.TP
+\fB\-\-auto\-gc\fR
+run garbage collection on all synced projects
+.TP
+\fB\-\-no\-auto\-gc\fR
+do not run garbage collection on any projects
+(default)
 .SS Logging options:
 .TP
 \fB\-v\fR, \fB\-\-verbose\fR