$ git clone -n https://src.fedoraproject.org/rpms/pingus.git /var/lib/mock/f45-build-28524-631/root/chroot_tmpdir/scmroot/pingus
Cloning into '/var/lib/mock/f45-build-28524-631/root/chroot_tmpdir/scmroot/pingus'...
$ git fetch origin f96c43545fec141bc5c1d0688406989cd48c45a8:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/pingus
 * [new ref]         f96c43545fec141bc5c1d0688406989cd48c45a8 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f96c435 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild