$ git clone -n https://src.fedoraproject.org/rpms/rust-drm-ffi.git /var/lib/mock/f40-build-2723082-73099/root/chroot_tmpdir/scmroot/rust-drm-ffi
Cloning into '/var/lib/mock/f40-build-2723082-73099/root/chroot_tmpdir/scmroot/rust-drm-ffi'...
$ git fetch origin cbfa65fc6aae48598399a2a6b43a7212c2fb0b87:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-drm-ffi
 * [new ref]         cbfa65fc6aae48598399a2a6b43a7212c2fb0b87 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at cbfa65f Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild