$ git clone -n http://git.inferitos.ru/rpms/py3c /var/lib/mock/inferit-8_8-build-27557-46213/root/chroot_tmpdir/scmroot/py3c
Cloning into '/var/lib/mock/inferit-8_8-build-27557-46213/root/chroot_tmpdir/scmroot/py3c'...
$ git fetch origin changed/i8c/py3c-1.2-4.el8:KOJI_FETCH_HEAD
From http://git.inferitos.ru/rpms/py3c
 * [new tag]         changed/i8c/py3c-1.2-4.el8 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8019ac3 edit changelog for import py3c-1.2-4.el8