goback set

Delete or undelete a set, or show and change its retention

goback [global flags] set <command>

set delete

Close a set and retire its commits; –erase skips the trash window

goback [global flags] set delete [flags] <name>

Flag	Description	Environment	Default
--erase	tombstone the commits now instead of after the trash window

set undelete

Reopen a set before its commits are tombstoned

goback [global flags] set undelete <name>

set retention

Show or change a set’s retention policy, or the store’s default when no name is given; a keep flag replaces the policy, –inherit removes it

goback [global flags] set retention [flags] [<name>]

Flag	Description	Environment	Default
--keep-last value	keep this many of the newest commits
--keep value	keep the last commit of each of the latest <count> calendar periods, given as <period>=<count>; repeat it for each bracket, newest first; the last bracket may omit its count to keep forever (–keep hourly=336 –keep daily=60 –keep weekly=12 –keep monthly)
--keep-within value	keep every commit younger than this
--inherit	remove the policy, so a set follows the store’s policy and the store follows the built-in one
--trash-days value	store only: how many days a deleted commit waits before it is tombstoned		-1