$ git clone -n http://git.inferitos.ru/rpms/cups-pk-helper /var/lib/mock/inferit-8_8-build-13396-23032/root/chroot_tmpdir/scmroot/cups-pk-helper
Cloning into '/var/lib/mock/inferit-8_8-build-13396-23032/root/chroot_tmpdir/scmroot/cups-pk-helper'...
$ git fetch origin changed/i8c/cups-pk-helper-0.2.6-5.el8:KOJI_FETCH_HEAD
From http://git.inferitos.ru/rpms/cups-pk-helper
 * [new tag]         changed/i8c/cups-pk-helper-0.2.6-5.el8 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6ff9e19 edit changelog for import cups-pk-helper-0.2.6-5.el8