$ git clone -n https://src.fedoraproject.org/rpms/proxmark3.git /var/lib/mock/f38-build-side-42-init-devel-1351635-30698/root/chroot_tmpdir/scmroot/proxmark3
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-1351635-30698/root/chroot_tmpdir/scmroot/proxmark3'...
$ git fetch origin ba873cc1304780d9ff4fc35ff9297c73e6e5c5ef:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/proxmark3
 * [new ref]         ba873cc1304780d9ff4fc35ff9297c73e6e5c5ef -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ba873cc Merge branch 'rawhide' into f38