$ git clone -n https://src.fedoraproject.org/rpms/rust-desed.git /var/lib/mock/f41-build-810573-146794/root/chroot_tmpdir/scmroot/rust-desed
Cloning into '/var/lib/mock/f41-build-810573-146794/root/chroot_tmpdir/scmroot/rust-desed'...
$ git fetch origin 7d80972ade295ec126fd4559de4a1c1e128a2587:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-desed
 * [new ref]         7d80972ade295ec126fd4559de4a1c1e128a2587 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7d80972 Rebuild with Rust 1.78 to fix incomplete debuginfo and backtraces