$ git clone -n http://git.inferitos.ru/rpms/kernel /var/lib/mock/inferit-8_10-updates-build-67730-147979/root/chroot_tmpdir/scmroot/kernel
Cloning into '/var/lib/mock/inferit-8_10-updates-build-67730-147979/root/chroot_tmpdir/scmroot/kernel'...
$ git fetch origin changed/i8/kernel-4.18.0-553.30.1.el8_10:KOJI_FETCH_HEAD
From http://git.inferitos.ru/rpms/kernel
 * [new tag]         changed/i8/kernel-4.18.0-553.30.1.el8_10 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at fbaab60 import kernel-4.18.0-553.30.1.el8_10