$ git clone -n http://git.inferitos.ru/rpms/devhelp /var/lib/mock/inferit-8_8-build-13402-23032/root/chroot_tmpdir/scmroot/devhelp
Cloning into '/var/lib/mock/inferit-8_8-build-13402-23032/root/chroot_tmpdir/scmroot/devhelp'...
$ git fetch origin changed/i8c/devhelp-3.28.1-5.el8:KOJI_FETCH_HEAD
From http://git.inferitos.ru/rpms/devhelp
 * [new tag]         changed/i8c/devhelp-3.28.1-5.el8 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 26ffb50 edit changelog for import devhelp-3.28.1-5.el8