$ git clone -n https://src.fedoraproject.org/rpms/rust-cargo-deny.git /var/lib/mock/f42-build-side-1-3583148-46888/root/chroot_tmpdir/scmroot/rust-cargo-deny
Cloning into '/var/lib/mock/f42-build-side-1-3583148-46888/root/chroot_tmpdir/scmroot/rust-cargo-deny'...
$ git fetch origin 1cf0afc92d552f7f51ae392fff3a7d3921954602:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-cargo-deny
 * [new ref]         1cf0afc92d552f7f51ae392fff3a7d3921954602 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1cf0afc Update to version 0.18.2; Fixes RHBZ#2346772