$ git clone -n https://src.fedoraproject.org/rpms/python-qcelemental.git /var/lib/mock/f40-build-2070387-49317/root/chroot_tmpdir/scmroot/python-qcelemental
Cloning into '/var/lib/mock/f40-build-2070387-49317/root/chroot_tmpdir/scmroot/python-qcelemental'...
$ git fetch origin 431ca8bc70af52d7c2659a25806f3197852902d4:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-qcelemental
 * [new ref]         431ca8bc70af52d7c2659a25806f3197852902d4 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 431ca8b Adopt to the use of pyproject.toml