$ git clone -n https://src.fedoraproject.org/rpms/python-icoextract.git /var/lib/mock/f45-build-31022-649/root/chroot_tmpdir/scmroot/python-icoextract
Cloning into '/var/lib/mock/f45-build-31022-649/root/chroot_tmpdir/scmroot/python-icoextract'...
$ git fetch origin a2d34ff167c9ffd98321b44fdf0f84457f87e99e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-icoextract
 * [new ref]         a2d34ff167c9ffd98321b44fdf0f84457f87e99e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a2d34ff Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild