Symaptic: Branches

hg backout [OPTION]... [-r] REV
reverse effect of earlier changeset
 Prepare a new changeset with the effect of REV undone in the current
 working directory.
 If REV is the parent of the working directory, then this new changeset is
 committed automatically. Otherwise, hg needs to merge the changes and the
 merged result is left uncommitted.
 Note:
 backout cannot be used to fix either an unwanted or incorrect merge.
 See "hg help dates" for a list of formats valid for -d/--date.
 Returns 0 on success.
options:
 --merge merge with old dirstate parent after backout
 -r --rev REV revision to backout
 -t --tool VALUE specify merge tool
 -I --include PATTERN [+] include names matching the given patterns
 -X --exclude PATTERN [+] exclude names matching the given patterns
 -m --message TEXT use text as commit message
 -l --logfile FILE read commit message from file
 -d --date DATE record the specified date as commit date
 -u --user USER record the specified user as committer
[+] marked option can be specified multiple times
use "hg -v help backout" to show more info