$ git clone -n https://src.fedoraproject.org/rpms/nsnake.git /var/lib/mock/f40-build-2299646-56648/root/chroot_tmpdir/scmroot/nsnake
Cloning into '/var/lib/mock/f40-build-2299646-56648/root/chroot_tmpdir/scmroot/nsnake'...
$ git fetch origin eaf91a9cc4e02fbf649501b31d5c713e0c937c9b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/nsnake
 * [new ref]         eaf91a9cc4e02fbf649501b31d5c713e0c937c9b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at eaf91a9 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild