$ git clone -n http://git.inferitos.ru/rpms/tar /var/lib/mock/inferit-8_8-build-13080-22779/root/chroot_tmpdir/scmroot/tar
Cloning into '/var/lib/mock/inferit-8_8-build-13080-22779/root/chroot_tmpdir/scmroot/tar'...
$ git fetch origin changed/i8c/tar-1.30-9.el8:KOJI_FETCH_HEAD
From http://git.inferitos.ru/rpms/tar
 * [new tag]         changed/i8c/tar-1.30-9.el8 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 90c3b08 edit changelog for import tar-1.30-9.el8