$ git clone -n https://src.fedoraproject.org/rpms/xisxwayland.git /var/lib/mock/f45-build-38905-730/root/chroot_tmpdir/scmroot/xisxwayland
Cloning into '/var/lib/mock/f45-build-38905-730/root/chroot_tmpdir/scmroot/xisxwayland'...
$ git fetch origin c3823789481a9f6d670e6865bb47b6833ce0c641:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/xisxwayland
 * [new ref]         c3823789481a9f6d670e6865bb47b6833ce0c641 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c382378 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild