$ git clone -n https://src.fedoraproject.org/rpms/ptl.git /var/lib/mock/f40-build-2257901-54333/root/chroot_tmpdir/scmroot/ptl
Cloning into '/var/lib/mock/f40-build-2257901-54333/root/chroot_tmpdir/scmroot/ptl'...
$ git fetch origin 436958b76e028df02d0d212b30ce2ca11937d924:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ptl
 * [new ref]         436958b76e028df02d0d212b30ce2ca11937d924 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 436958b Rebuilt for TBB 2021.11