$ git clone -n https://src.fedoraproject.org/rpms/pasystray.git /var/lib/mock/f45-build-21433-584/root/chroot_tmpdir/scmroot/pasystray
Cloning into '/var/lib/mock/f45-build-21433-584/root/chroot_tmpdir/scmroot/pasystray'...
$ git fetch origin 0c42890b13f86d35eb55636d0c0d70abfb9e550d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/pasystray
 * [new ref]         0c42890b13f86d35eb55636d0c0d70abfb9e550d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0c42890 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild