$ git clone -n https://src.fedoraproject.org/rpms/xorg-x11-server-Xwayland.git /var/lib/mock/f45-build-39022-731/root/chroot_tmpdir/scmroot/xorg-x11-server-Xwayland
Cloning into '/var/lib/mock/f45-build-39022-731/root/chroot_tmpdir/scmroot/xorg-x11-server-Xwayland'...
$ git fetch origin 9e2bed54c08a6fb91f730cb643cdac89186fea15:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/xorg-x11-server-Xwayland
 * [new ref]         9e2bed54c08a6fb91f730cb643cdac89186fea15 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9e2bed5 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild