$ git clone -n http://git.inferitos.ru/rpms/HdrHistogram_c /var/lib/mock/inferit-9_1-bootstrap-build-2499-2166/root/chroot_tmpdir/scmroot/HdrHistogram_c
Cloning into '/var/lib/mock/inferit-9_1-bootstrap-build-2499-2166/root/chroot_tmpdir/scmroot/HdrHistogram_c'...
$ git fetch origin changed/i9c/HdrHistogram_c-0.11.0-6.el9:KOJI_FETCH_HEAD
From http://git.inferitos.ru/rpms/HdrHistogram_c
 * [new tag]         changed/i9c/HdrHistogram_c-0.11.0-6.el9 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 339faed import HdrHistogram_c-0.11.0-6.el9