$ git clone -n https://src.fedoraproject.org/rpms/rust-gix-discover.git /var/lib/mock/f40-build-1497101-23862/root/chroot_tmpdir/scmroot/rust-gix-discover
Cloning into '/var/lib/mock/f40-build-1497101-23862/root/chroot_tmpdir/scmroot/rust-gix-discover'...
$ git fetch origin 71290868839bc5ae8898fe08efb547bf8d90ad01:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-gix-discover
 * [new ref]         71290868839bc5ae8898fe08efb547bf8d90ad01 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7129086 Update to version 0.32.0 (rhbz#2282446)