$ git clone -n http://git.inferitos.ru/rpms/ilmbase /var/lib/mock/inferit-8_8-build-14402-23060/root/chroot_tmpdir/scmroot/ilmbase
Cloning into '/var/lib/mock/inferit-8_8-build-14402-23060/root/chroot_tmpdir/scmroot/ilmbase'...
$ git fetch origin changed/i8c/ilmbase-2.2.0-13.el8:KOJI_FETCH_HEAD
From http://git.inferitos.ru/rpms/ilmbase
 * [new tag]         changed/i8c/ilmbase-2.2.0-13.el8 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c9af820 edit changelog for import ilmbase-2.2.0-13.el8