$ git clone -n https://src.fedoraproject.org/rpms/gfs-porson-fonts.git /var/lib/mock/f39-build-1707565-41222/root/chroot_tmpdir/scmroot/gfs-porson-fonts
Cloning into '/var/lib/mock/f39-build-1707565-41222/root/chroot_tmpdir/scmroot/gfs-porson-fonts'...
$ git fetch origin 22ff886182953fd36bda8c4bd40623d4a51f7c6e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/gfs-porson-fonts
 * [new ref]         22ff886182953fd36bda8c4bd40623d4a51f7c6e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 22ff886 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild