$ git clone -n http://git.inferitos.ru/rpms/rng-tools /var/lib/mock/inferit-8_8-bootstrap-build-28602-48386/root/chroot_tmpdir/scmroot/rng-tools
Cloning into '/var/lib/mock/inferit-8_8-bootstrap-build-28602-48386/root/chroot_tmpdir/scmroot/rng-tools'...
$ git fetch origin changed/i8c/rng-tools-6.16-1.el8:KOJI_FETCH_HEAD
From http://git.inferitos.ru/rpms/rng-tools
 * [new tag]         changed/i8c/rng-tools-6.16-1.el8 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 58e5043 import rng-tools-6.16-1.el8