$ git clone -n http://git.inferitos.ru/rpms/rt-tests /var/lib/mock/inferit-8_10-bootstrap-build-37970-75799/root/chroot_tmpdir/scmroot/rt-tests
Cloning into '/var/lib/mock/inferit-8_10-bootstrap-build-37970-75799/root/chroot_tmpdir/scmroot/rt-tests'...
$ git fetch origin changed/i8c-beta/rt-tests-2.6-3.el8:KOJI_FETCH_HEAD
From http://git.inferitos.ru/rpms/rt-tests
 * [new tag]         changed/i8c-beta/rt-tests-2.6-3.el8 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e4cbbd5 import rt-tests-2.6-3.el8