$ git clone -n https://src.fedoraproject.org/rpms/player.git /var/lib/mock/f40-build-2255810-54266/root/chroot_tmpdir/scmroot/player
Cloning into '/var/lib/mock/f40-build-2255810-54266/root/chroot_tmpdir/scmroot/player'...
$ git fetch origin 928eefc3ecba3713684fc9c61c664d17dd9e36a7:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/player
 * [new ref]         928eefc3ecba3713684fc9c61c664d17dd9e36a7 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 928eefc Rebuild for https://fedoraproject.org/wiki/Changes/Ruby_3.3