$ git clone -n https://src.fedoraproject.org/rpms/freedink-data.git /var/lib/mock/f45-build-10622-419/root/chroot_tmpdir/scmroot/freedink-data
Cloning into '/var/lib/mock/f45-build-10622-419/root/chroot_tmpdir/scmroot/freedink-data'...
$ git fetch origin 8e3f47e479509a629401db9575fd787cc257e587:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/freedink-data
 * [new ref]         8e3f47e479509a629401db9575fd787cc257e587 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8e3f47e Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild