$ git clone -n https://src.fedoraproject.org/rpms/yubico-piv-tool.git /var/lib/mock/f40-build-792284-138328/root/chroot_tmpdir/scmroot/yubico-piv-tool
Cloning into '/var/lib/mock/f40-build-792284-138328/root/chroot_tmpdir/scmroot/yubico-piv-tool'...
$ git fetch origin 7ccec447e894a349567a74fcf832921a42d209e9:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/yubico-piv-tool
 * [new ref]         7ccec447e894a349567a74fcf832921a42d209e9 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7ccec44 2.5.1-1