$ git clone -n https://src.fedoraproject.org/rpms/adobe-source-han-serif-cn-fonts.git /var/lib/mock/f39-build-1696974-41181/root/chroot_tmpdir/scmroot/adobe-source-han-serif-cn-fonts
Cloning into '/var/lib/mock/f39-build-1696974-41181/root/chroot_tmpdir/scmroot/adobe-source-han-serif-cn-fonts'...
$ git fetch origin cec817a9a244581d1f01855b346e7d827d843fd0:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/adobe-source-han-serif-cn-fonts
 * [new ref]         cec817a9a244581d1f01855b346e7d827d843fd0 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at cec817a Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild