$ git clone -n http://git.inferitos.ru/rpms/samba /var/lib/mock/inferit-8_10-bootstrap-build-38829-76406/root/chroot_tmpdir/scmroot/samba
Cloning into '/var/lib/mock/inferit-8_10-bootstrap-build-38829-76406/root/chroot_tmpdir/scmroot/samba'...
$ git fetch origin changed/i8c-beta/samba-4.19.4-3.el8:KOJI_FETCH_HEAD
From http://git.inferitos.ru/rpms/samba
 * [new tag]         changed/i8c-beta/samba-4.19.4-3.el8 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8e12b8c import samba-4.19.4-3.el8