$ git clone -n https://src.fedoraproject.org/rpms/grimmer-proggy-tinysz-fonts.git /var/lib/mock/f39-build-1707423-41222/root/chroot_tmpdir/scmroot/grimmer-proggy-tinysz-fonts
Cloning into '/var/lib/mock/f39-build-1707423-41222/root/chroot_tmpdir/scmroot/grimmer-proggy-tinysz-fonts'...
$ git fetch origin c600206906aedcb917cb2a05c9d46e4e3f396562:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/grimmer-proggy-tinysz-fonts
 * [new ref]         c600206906aedcb917cb2a05c9d46e4e3f396562 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c600206 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild