$ git clone -n http://git.inferitos.ru/rpms/fftw /var/lib/mock/inferit-10_0-bootstrap-build-69766-150742/root/chroot_tmpdir/scmroot/fftw
Cloning into '/var/lib/mock/inferit-10_0-bootstrap-build-69766-150742/root/chroot_tmpdir/scmroot/fftw'...
$ git fetch origin changed/i10c-beta/fftw-3.3.10-12.el10:KOJI_FETCH_HEAD
From http://git.inferitos.ru/rpms/fftw
 * [new tag]         changed/i10c-beta/fftw-3.3.10-12.el10 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0e4c305 import fftw-3.3.10-12.el10