$ git clone -n https://src.fedoraproject.org/rpms/pavumeter.git /var/lib/mock/f45-build-21437-584/root/chroot_tmpdir/scmroot/pavumeter
Cloning into '/var/lib/mock/f45-build-21437-584/root/chroot_tmpdir/scmroot/pavumeter'...
$ git fetch origin f07ae4d83c8ece7b8ece44c34a81b308793465db:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/pavumeter
 * [new ref]         f07ae4d83c8ece7b8ece44c34a81b308793465db -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f07ae4d Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild