$ git clone -n https://src.fedoraproject.org/rpms/python-pipdeptree.git /var/lib/mock/f41-build-side-2-python-2718375-30595/root/chroot_tmpdir/scmroot/python-pipdeptree
Cloning into '/var/lib/mock/f41-build-side-2-python-2718375-30595/root/chroot_tmpdir/scmroot/python-pipdeptree'...
$ git fetch origin 3ed9feea86e1e98d64b0d9ef4e20c5ae6d4dd0e1:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-pipdeptree
 * [new ref]         3ed9feea86e1e98d64b0d9ef4e20c5ae6d4dd0e1 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3ed9fee Update to 2.23.1 (rhbz#2298038)