$ git clone -n http://git.inferitos.ru/rpms/tuna /var/lib/mock/inferit-8_10-bootstrap-build-38027-75799/root/chroot_tmpdir/scmroot/tuna
Cloning into '/var/lib/mock/inferit-8_10-bootstrap-build-38027-75799/root/chroot_tmpdir/scmroot/tuna'...
$ git fetch origin changed/i8c-beta/tuna-0.18-9.el8:KOJI_FETCH_HEAD
From http://git.inferitos.ru/rpms/tuna
 * [new tag]         changed/i8c-beta/tuna-0.18-9.el8 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e549dce import tuna-0.18-9.el8