$ git clone -n https://src.fedoraproject.org/rpms/un-extra-fonts.git /var/lib/mock/f39-build-1762451-41498/root/chroot_tmpdir/scmroot/un-extra-fonts
Cloning into '/var/lib/mock/f39-build-1762451-41498/root/chroot_tmpdir/scmroot/un-extra-fonts'...
$ git fetch origin 3b697d6ac032899ac930d61fee94e285790cbad4:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/un-extra-fonts
 * [new ref]         3b697d6ac032899ac930d61fee94e285790cbad4 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3b697d6 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild