$ git clone -n https://src.fedoraproject.org/rpms/gamescope.git /var/lib/mock/f40-build-2292345-56126/root/chroot_tmpdir/scmroot/gamescope
Cloning into '/var/lib/mock/f40-build-2292345-56126/root/chroot_tmpdir/scmroot/gamescope'...
$ git fetch origin 1e69d5a75e4488ec54414fbbbd03bc1ccd393f0a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/gamescope
 * [new ref]         1e69d5a75e4488ec54414fbbbd03bc1ccd393f0a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1e69d5a Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild