$ git clone -n https://src.fedoraproject.org/rpms/python-pycparser.git /var/lib/mock/f39-build-1554323-37050/root/chroot_tmpdir/scmroot/python-pycparser
Cloning into '/var/lib/mock/f39-build-1554323-37050/root/chroot_tmpdir/scmroot/python-pycparser'...
$ git fetch origin 3bbf1df6e8d7f4a09b31848bf4ce518013db7539:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-pycparser
 * [new ref]         3bbf1df6e8d7f4a09b31848bf4ce518013db7539 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3bbf1df Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild