$ git clone -n https://src.fedoraproject.org/rpms/xorg-x11-drv-wacom.git /var/lib/mock/f45-build-39010-731/root/chroot_tmpdir/scmroot/xorg-x11-drv-wacom
Cloning into '/var/lib/mock/f45-build-39010-731/root/chroot_tmpdir/scmroot/xorg-x11-drv-wacom'...
$ git fetch origin 5f7dcb39f7ef1c5c6af700db6ab209a45678e179:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/xorg-x11-drv-wacom
 * [new ref]         5f7dcb39f7ef1c5c6af700db6ab209a45678e179 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5f7dcb3 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild