$ git clone -n https://src.fedoraproject.org/rpms/rust-gix-negotiate.git /var/lib/mock/f38-build-side-43-rust-devel-1408402-31380/root/chroot_tmpdir/scmroot/rust-gix-negotiate
Cloning into '/var/lib/mock/f38-build-side-43-rust-devel-1408402-31380/root/chroot_tmpdir/scmroot/rust-gix-negotiate'...
$ git fetch origin e90d1c7f85a7752d2f4f118b4e774c4fb15a5729:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-gix-negotiate
 * [new ref]         e90d1c7f85a7752d2f4f118b4e774c4fb15a5729 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e90d1c7 Update to version 0.9.0