$ git clone -n https://src.fedoraproject.org/rpms/python-http-ece.git /var/lib/mock/f41-build-side-2-python-2689900-30197/root/chroot_tmpdir/scmroot/python-http-ece
Cloning into '/var/lib/mock/f41-build-side-2-python-2689900-30197/root/chroot_tmpdir/scmroot/python-http-ece'...
$ git fetch origin e1a7d215f7414368cd72187a88af61c4e540dc40:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-http-ece
 * [new ref]         e1a7d215f7414368cd72187a88af61c4e540dc40 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e1a7d21 1.2.1