$ git clone -n https://src.fedoraproject.org/rpms/gamemode.git /var/lib/mock/f40-build-796962-140989/root/chroot_tmpdir/scmroot/gamemode
Cloning into '/var/lib/mock/f40-build-796962-140989/root/chroot_tmpdir/scmroot/gamemode'...
$ git fetch origin 18351074cf36c62b52f0fad91b19c1b271419a82:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/gamemode
 * [new ref]         18351074cf36c62b52f0fad91b19c1b271419a82 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1835107 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild