$ git clone -n https://src.fedoraproject.org/rpms/rust-rand_xoshiro.git /var/lib/mock/f40-build-2652412-66894/root/chroot_tmpdir/scmroot/rust-rand_xoshiro
Cloning into '/var/lib/mock/f40-build-2652412-66894/root/chroot_tmpdir/scmroot/rust-rand_xoshiro'...
$ git fetch origin 6e412585b79ca903ae3f4242634366090c9421a3:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-rand_xoshiro
 * [new ref]         6e412585b79ca903ae3f4242634366090c9421a3 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6e41258 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild