$ git clone -n http://git.inferitos.ru/rpms/libmatchbox /var/lib/mock/inferit-8_8-build-14862-23060/root/chroot_tmpdir/scmroot/libmatchbox
Cloning into '/var/lib/mock/inferit-8_8-build-14862-23060/root/chroot_tmpdir/scmroot/libmatchbox'...
$ git fetch origin changed/i8c/libmatchbox-1.9-23.el8:KOJI_FETCH_HEAD
From http://git.inferitos.ru/rpms/libmatchbox
 * [new tag]         changed/i8c/libmatchbox-1.9-23.el8 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9efc76f edit changelog for import libmatchbox-1.9-23.el8