$ git clone -n https://src.fedoraproject.org/rpms/python-koji-fedoramessaging-messages.git /var/lib/mock/f45-build-31316-651/root/chroot_tmpdir/scmroot/python-koji-fedoramessaging-messages
Cloning into '/var/lib/mock/f45-build-31316-651/root/chroot_tmpdir/scmroot/python-koji-fedoramessaging-messages'...
$ git fetch origin f932142ea03b4e5eb35157d795e9b03a004b9ece:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-koji-fedoramessaging-messages
 * [new ref]         f932142ea03b4e5eb35157d795e9b03a004b9ece -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f932142 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild