$ git clone -n https://src.fedoraproject.org/rpms/python-sqlalchemy1.4.git /var/lib/mock/f41-build-847638-163995/root/chroot_tmpdir/scmroot/python-sqlalchemy1.4
Cloning into '/var/lib/mock/f41-build-847638-163995/root/chroot_tmpdir/scmroot/python-sqlalchemy1.4'...
$ git fetch origin f497c1902342dec1664e66f7d41b46181c15768f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-sqlalchemy1.4
 * [new ref]         f497c1902342dec1664e66f7d41b46181c15768f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f497c19 Update to 1.4.54