$ git clone -n http://git.inferitos.ru/rpms/jaxb /var/lib/mock/inferit-10_0-bootstrap-build-96641-181950/root/chroot_tmpdir/scmroot/jaxb
Cloning into '/var/lib/mock/inferit-10_0-bootstrap-build-96641-181950/root/chroot_tmpdir/scmroot/jaxb'...
$ git fetch origin changed/i10c-beta/jaxb-4.0.4-6.el10:KOJI_FETCH_HEAD
From http://git.inferitos.ru/rpms/jaxb
 * [new tag]         changed/i10c-beta/jaxb-4.0.4-6.el10 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a4e9e17 import jaxb-4.0.4-6.el10