$ git clone -n https://src.fedoraproject.org/rpms/python-pymdown-extensions.git /var/lib/mock/f45-build-32289-658/root/chroot_tmpdir/scmroot/python-pymdown-extensions
Cloning into '/var/lib/mock/f45-build-32289-658/root/chroot_tmpdir/scmroot/python-pymdown-extensions'...
$ git fetch origin 7d7e9a4d841b2a60a572f68e2ac2f9186cd3b795:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-pymdown-extensions
 * [new ref]         7d7e9a4d841b2a60a572f68e2ac2f9186cd3b795 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7d7e9a4 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild