$ git clone -n https://src.fedoraproject.org/rpms/rust-tokio-rustls.git /var/lib/mock/f40-build-1967998-25215/root/chroot_tmpdir/scmroot/rust-tokio-rustls
Cloning into '/var/lib/mock/f40-build-1967998-25215/root/chroot_tmpdir/scmroot/rust-tokio-rustls'...
$ git fetch origin 2f477140c19139c4a45c57daf35f41b496197fd8:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-tokio-rustls
 * [new ref]         2f477140c19139c4a45c57daf35f41b496197fd8 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2f47714 Update to version 0.26.0; Fixes RHBZ#2252920