$ git clone -n https://src.fedoraproject.org/rpms/rust-pnet_macros_support.git /var/lib/mock/f42-build-side-1-3533125-46342/root/chroot_tmpdir/scmroot/rust-pnet_macros_support
Cloning into '/var/lib/mock/f42-build-side-1-3533125-46342/root/chroot_tmpdir/scmroot/rust-pnet_macros_support'...
$ git fetch origin 576255d97e33f7b6f25c19f413618712ff372eb9:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-pnet_macros_support
 * [new ref]         576255d97e33f7b6f25c19f413618712ff372eb9 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 576255d Update to version 0.35.0; Fixes RHBZ#2321720