$ git clone -n http://git.inferitos.ru/rpms/snappy /var/lib/mock/inferit-8_8-build-13209-22779/root/chroot_tmpdir/scmroot/snappy
Cloning into '/var/lib/mock/inferit-8_8-build-13209-22779/root/chroot_tmpdir/scmroot/snappy'...
$ git fetch origin changed/i8c/snappy-1.1.8-3.el8:KOJI_FETCH_HEAD
From http://git.inferitos.ru/rpms/snappy
 * [new tag]         changed/i8c/snappy-1.1.8-3.el8 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6b24b44 edit changelog for import snappy-1.1.8-3.el8