$ git clone -n https://src.fedoraproject.org/rpms/fonts-KOI8-R.git /var/lib/mock/f40-build-2355629-60305/root/chroot_tmpdir/scmroot/fonts-KOI8-R
Cloning into '/var/lib/mock/f40-build-2355629-60305/root/chroot_tmpdir/scmroot/fonts-KOI8-R'...
$ git fetch origin 2cd2961517356efa0fc06b47d4da6574bb2a72ee:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/fonts-KOI8-R
 * [new ref]         2cd2961517356efa0fc06b47d4da6574bb2a72ee -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2cd2961 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild