$ git clone -n https://src.fedoraproject.org/rpms/freedink-dfarc.git /var/lib/mock/f45-build-9215-400/root/chroot_tmpdir/scmroot/freedink-dfarc
Cloning into '/var/lib/mock/f45-build-9215-400/root/chroot_tmpdir/scmroot/freedink-dfarc'...
$ git fetch origin 836793c64b0b4b85a47e2f1c6504aed4be32e2bf:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/freedink-dfarc
 * [new ref]         836793c64b0b4b85a47e2f1c6504aed4be32e2bf -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 836793c Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild