$ git clone -n https://src.fedoraproject.org/rpms/sugar-logos.git /var/lib/mock/f45-build-36588-706/root/chroot_tmpdir/scmroot/sugar-logos
Cloning into '/var/lib/mock/f45-build-36588-706/root/chroot_tmpdir/scmroot/sugar-logos'...
$ git fetch origin abdb89a7c3f5c607ba63bedb94269e2687f5126d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/sugar-logos
 * [new ref]         abdb89a7c3f5c607ba63bedb94269e2687f5126d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at abdb89a Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild