$ git clone -n http://git.inferitos.ru/rpms/nbdkit.git /var/lib/mock/inferit-9_3-bootstrap-build-21943-37066/root/chroot_tmpdir/scmroot/nbdkit
Cloning into '/var/lib/mock/inferit-9_3-bootstrap-build-21943-37066/root/chroot_tmpdir/scmroot/nbdkit'...
$ git fetch origin changed/i9c-beta/nbdkit-1.34.2-1.el9:KOJI_FETCH_HEAD
From http://git.inferitos.ru/rpms/nbdkit
 * [new tag]         changed/i9c-beta/nbdkit-1.34.2-1.el9 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4e2d6b6 import nbdkit-1.34.2-1.el9