$ git clone -n http://git.inferitos.ru/rpms/portreserve /var/lib/mock/inferit-8_8-build-15952-23083/root/chroot_tmpdir/scmroot/portreserve
Cloning into '/var/lib/mock/inferit-8_8-build-15952-23083/root/chroot_tmpdir/scmroot/portreserve'...
$ git fetch origin changed/i8c/portreserve-0.0.5-19.el8:KOJI_FETCH_HEAD
From http://git.inferitos.ru/rpms/portreserve
 * [new tag]         changed/i8c/portreserve-0.0.5-19.el8 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2f7b7e8 edit changelog for import portreserve-0.0.5-19.el8