$ git clone -n https://src.fedoraproject.org/rpms/rust-gix-status.git /var/lib/mock/f40-build-2130105-50787/root/chroot_tmpdir/scmroot/rust-gix-status
Cloning into '/var/lib/mock/f40-build-2130105-50787/root/chroot_tmpdir/scmroot/rust-gix-status'...
$ git fetch origin 5ccf38c00bc30ac9192181b67816a93def4713e3:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-gix-status
 * [new ref]         5ccf38c00bc30ac9192181b67816a93def4713e3 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5ccf38c Initial package (rhbz#2244103)