$ git clone -n http://git.inferitos.ru/rpms/cyrus-imapd /var/lib/mock/inferit-8_8-build-13397-23032/root/chroot_tmpdir/scmroot/cyrus-imapd
Cloning into '/var/lib/mock/inferit-8_8-build-13397-23032/root/chroot_tmpdir/scmroot/cyrus-imapd'...
$ git fetch origin changed/i8c/cyrus-imapd-3.0.7-24.el8:KOJI_FETCH_HEAD
From http://git.inferitos.ru/rpms/cyrus-imapd
 * [new tag]         changed/i8c/cyrus-imapd-3.0.7-24.el8 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 78badf5 edit changelog for import cyrus-imapd-3.0.7-24.el8