$ git clone -n https://src.fedoraproject.org/rpms/python-flask-security-too.git /var/lib/mock/f41-build-1309783-23503/root/chroot_tmpdir/scmroot/python-flask-security-too
Cloning into '/var/lib/mock/f41-build-1309783-23503/root/chroot_tmpdir/scmroot/python-flask-security-too'...
$ git fetch origin bd650125b0ddddd6838b2fc17bd79a607cd1846f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-flask-security-too
 * [new ref]         bd650125b0ddddd6838b2fc17bd79a607cd1846f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at bd65012 Update to 5.4.3