$ git clone -n https://src.fedoraproject.org/rpms/iso8859-2-fonts.git /var/lib/mock/f39-build-1696996-41181/root/chroot_tmpdir/scmroot/iso8859-2-fonts
Cloning into '/var/lib/mock/f39-build-1696996-41181/root/chroot_tmpdir/scmroot/iso8859-2-fonts'...
$ git fetch origin b102fcfcc8a6f22b443a5f563800eb5418500d72:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/iso8859-2-fonts
 * [new ref]         b102fcfcc8a6f22b443a5f563800eb5418500d72 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b102fcf Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild