$ git clone -n https://src.fedoraproject.org/rpms/python-sphinx-notfound-page.git /var/lib/mock/f40-build-2135926-50815/root/chroot_tmpdir/scmroot/python-sphinx-notfound-page
Cloning into '/var/lib/mock/f40-build-2135926-50815/root/chroot_tmpdir/scmroot/python-sphinx-notfound-page'...
$ git fetch origin 29599165cb9b19a4515f3c9b3a55a001136effa0:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-sphinx-notfound-page
 * [new ref]         29599165cb9b19a4515f3c9b3a55a001136effa0 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2959916 Update to 1.0.0. Fixes 2233416