$ git clone -n https://src.fedoraproject.org/rpms/rust-enumn.git /var/lib/mock/f40-build-2654611-66906/root/chroot_tmpdir/scmroot/rust-enumn
Cloning into '/var/lib/mock/f40-build-2654611-66906/root/chroot_tmpdir/scmroot/rust-enumn'...
$ git fetch origin 3f8e7ae6955f4b5c240508fdf35d1e8b053e01e6:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-enumn
 * [new ref]         3f8e7ae6955f4b5c240508fdf35d1e8b053e01e6 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3f8e7ae Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild