GBS means "git build system" and it's used to building Tizen source packages.
GBS support the following major features: * gbs build : build rpm package from git repository locally * gbs remotebuild : build rpm package from git repository on OBS * gbs import : import source rpm or specfile to git repository * gbs changelog : generate changelog from git commits to changelog file * gbs submit : maintain the changelogs file, sanity check etc. * gbs export : export git tree as tar ball, format of tar ball is from spec
GBS is Open Source and distributed under the GPLv2 License.
When you found a bug, you can file this bug in our official bug tracker: https://bugs.tizen.org/jira