$ git clone -n http://git.inferitos.ru/rpms/gperf /var/lib/mock/inferit-8_8-build-27051-46204/root/chroot_tmpdir/scmroot/gperf
Cloning into '/var/lib/mock/inferit-8_8-build-27051-46204/root/chroot_tmpdir/scmroot/gperf'...
$ git fetch origin changed/i8c/gperf-3.1-5.el8:KOJI_FETCH_HEAD
From http://git.inferitos.ru/rpms/gperf
 * [new tag]         changed/i8c/gperf-3.1-5.el8 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ff088d9 edit changelog for import gperf-3.1-5.el8