$ git clone -n https://src.fedoraproject.org/rpms/python-progress.git /var/lib/mock/f45-build-32170-657/root/chroot_tmpdir/scmroot/python-progress
Cloning into '/var/lib/mock/f45-build-32170-657/root/chroot_tmpdir/scmroot/python-progress'...
$ git fetch origin 761aad91249e9c66aa503d96f76094a36bfa51ef:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-progress
 * [new ref]         761aad91249e9c66aa503d96f76094a36bfa51ef -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 761aad9 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild