$ git clone -n http://git.inferitos.ru/rpms/ipxe /var/lib/mock/inferit-8_8-build-20545-34193/root/chroot_tmpdir/scmroot/ipxe
Cloning into '/var/lib/mock/inferit-8_8-build-20545-34193/root/chroot_tmpdir/scmroot/ipxe'...
$ git fetch origin changed/i8c/ipxe-20181214-11.git133f4c47.el8:KOJI_FETCH_HEAD
From http://git.inferitos.ru/rpms/ipxe
 * [new tag]         changed/i8c/ipxe-20181214-11.git133f4c47.el8 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0467f47 edit changelog for import ipxe-20181214-11.git133f4c47.el8