$ git clone -n http://git.inferitos.ru/rpms/nettle /var/lib/mock/inferit-10_0-bootstrap-build-78549-151833/root/chroot_tmpdir/scmroot/nettle
Cloning into '/var/lib/mock/inferit-10_0-bootstrap-build-78549-151833/root/chroot_tmpdir/scmroot/nettle'...
$ git fetch origin changed/i10c-beta/nettle-3.10-1.el10:KOJI_FETCH_HEAD
From http://git.inferitos.ru/rpms/nettle
 * [new tag]         changed/i10c-beta/nettle-3.10-1.el10 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at fb159a8 import nettle-3.10-1.el10