$ git clone -n https://src.fedoraproject.org/rpms/rust-resctl-bench.git /var/lib/mock/f41-build-705919-13001/root/chroot_tmpdir/scmroot/rust-resctl-bench
Cloning into '/var/lib/mock/f41-build-705919-13001/root/chroot_tmpdir/scmroot/rust-resctl-bench'...
$ git fetch origin 7fabd83a809a3b7920de4faa45da8e6b46f0d1f7:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-resctl-bench
 * [new ref]         7fabd83a809a3b7920de4faa45da8e6b46f0d1f7 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7fabd83 Rebuild with Rust 1.78 to fix incomplete debuginfo and backtraces