$ git clone -n https://src.fedoraproject.org/rpms/python-ipykernel.git /var/lib/mock/f38-build-side-42-init-devel-912921-28703/root/chroot_tmpdir/scmroot/python-ipykernel
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-912921-28703/root/chroot_tmpdir/scmroot/python-ipykernel'...
$ git fetch origin bd47efbba9526deb89e357e4c68cd2fc46cfbf71:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-ipykernel
 * [new ref]         bd47efbba9526deb89e357e4c68cd2fc46cfbf71 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at bd47efb Rebuilt for Python 3.12