$ git clone -n https://src.fedoraproject.org/rpms/proxmark3.git /var/lib/mock/f40-build-1536717-23929/root/chroot_tmpdir/scmroot/proxmark3
Cloning into '/var/lib/mock/f40-build-1536717-23929/root/chroot_tmpdir/scmroot/proxmark3'...
$ git fetch origin da1fea6f2b871aa6eb0ea437522884288cc75164:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/proxmark3
 * [new ref]         da1fea6f2b871aa6eb0ea437522884288cc75164 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at da1fea6 Bumping package to v4.18341