$ git clone -n https://github.com/xcp-ng-rpms/kernel-alt.git /var/lib/mock/v8.1-testing-2705-2130/root/chroot_tmpdir/scmroot/kernel-alt
Cloning into '/var/lib/mock/v8.1-testing-2705-2130/root/chroot_tmpdir/scmroot/kernel-alt'...
$ git reset --hard 8dcc2d491ab4d1cf5920dbde00a5e6a34e90025b
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Checking out files: 100% (318/318), done.
HEAD is now at 8dcc2d4 Updated patch level to 4.19.142 and added fix for XSA-331, XSA-332 (#7)