$ git clone -n https://src.fedoraproject.org/rpms/psfex.git /var/lib/mock/f41-build-859770-168708/root/chroot_tmpdir/scmroot/psfex
Cloning into '/var/lib/mock/f41-build-859770-168708/root/chroot_tmpdir/scmroot/psfex'...
$ git fetch origin 94b377eb41de61064b362e66ff9a00533e6c5573:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/psfex
 * [new ref]         94b377eb41de61064b362e66ff9a00533e6c5573 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 94b377e Rebuild to fix FTBFS 2301104