$ git clone -n http://git.inferitos.ru/rpms/pcp /var/lib/mock/inferit-8_8-build-16706-23083/root/chroot_tmpdir/scmroot/pcp
Cloning into '/var/lib/mock/inferit-8_8-build-16706-23083/root/chroot_tmpdir/scmroot/pcp'...
$ git fetch origin changed/i8c/pcp-5.3.7-16.el8:KOJI_FETCH_HEAD
From http://git.inferitos.ru/rpms/pcp
 * [new tag]         changed/i8c/pcp-5.3.7-16.el8 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1b592b1 edit changelog for import pcp-5.3.7-16.el8