$ git clone -n http://git.inferitos.ru/rpms/dnf /var/lib/mock/inferit-8_8-bootstrap-build-29398-50600/root/chroot_tmpdir/scmroot/dnf
Cloning into '/var/lib/mock/inferit-8_8-bootstrap-build-29398-50600/root/chroot_tmpdir/scmroot/dnf'...
$ git fetch origin changed/i8/dnf-4.7.0-19.el8.inferit:KOJI_FETCH_HEAD
From http://git.inferitos.ru/rpms/dnf
 * [new tag]         changed/i8/dnf-4.7.0-19.el8.inferit -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 49d90bf import dnf-4.7.0-19.el8