$ git clone -n https://src.fedoraproject.org/rpms/python-myhdl.git /var/lib/mock/f45-build-31663-654/root/chroot_tmpdir/scmroot/python-myhdl
Cloning into '/var/lib/mock/f45-build-31663-654/root/chroot_tmpdir/scmroot/python-myhdl'...
$ git fetch origin c29a5e175a8b2a53b2222161a2d998a1ebdb5b48:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-myhdl
 * [new ref]         c29a5e175a8b2a53b2222161a2d998a1ebdb5b48 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c29a5e1 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild