$ git clone -n https://src.fedoraproject.org/rpms/python3-discid.git /var/lib/mock/f45-build-33786-674/root/chroot_tmpdir/scmroot/python3-discid
Cloning into '/var/lib/mock/f45-build-33786-674/root/chroot_tmpdir/scmroot/python3-discid'...
$ git fetch origin 55ccd483f66cbacd9d8990449293dadf394a3e81:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python3-discid
 * [new ref]         55ccd483f66cbacd9d8990449293dadf394a3e81 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 55ccd48 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild