$ git clone -n http://git.inferitos.ru/rpms/lua-json /var/lib/mock/inferit-8_8-build-15149-23060/root/chroot_tmpdir/scmroot/lua-json
Cloning into '/var/lib/mock/inferit-8_8-build-15149-23060/root/chroot_tmpdir/scmroot/lua-json'...
$ git fetch origin changed/i8c/lua-json-1.3.2-9.el8:KOJI_FETCH_HEAD
From http://git.inferitos.ru/rpms/lua-json
 * [new tag]         changed/i8c/lua-json-1.3.2-9.el8 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2d74c70 edit changelog for import lua-json-1.3.2-9.el8