$ git clone -n http://git.inferitos.ru/rpms/clucene /var/lib/mock/inferit-10_0-extras-build-83585-154715/root/chroot_tmpdir/scmroot/clucene
Cloning into '/var/lib/mock/inferit-10_0-extras-build-83585-154715/root/chroot_tmpdir/scmroot/clucene'...
$ git fetch origin changed/i10cf/clucene-2.3.3.4-49.20130812.e8e3d20git.el10:KOJI_FETCH_HEAD
From http://git.inferitos.ru/rpms/clucene
 * [new tag]         changed/i10cf/clucene-2.3.3.4-49.20130812.e8e3d20git.el10 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 038305b import clucene-2.3.3.4-49.20130812.e8e3d20git.el10