$ git clone -n https://src.fedoraproject.org/rpms/saab-fonts.git /var/lib/mock/f39-build-1649939-40476/root/chroot_tmpdir/scmroot/saab-fonts
Cloning into '/var/lib/mock/f39-build-1649939-40476/root/chroot_tmpdir/scmroot/saab-fonts'...
$ git fetch origin 07493b3dffaa7dfe849a7a9d85540941e39d98ff:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/saab-fonts
 * [new ref]         07493b3dffaa7dfe849a7a9d85540941e39d98ff -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 07493b3 Convert SPEC to follow new packaging guidelines