$ git clone -n https://git.cclinux.org/stage/rpms/mesa-libGLw.git /var/lib/mock/dist-circle8-build-36691-6421/root/chroot_tmpdir/scmroot/mesa-libGLw
Cloning into '/var/lib/mock/dist-circle8-build-36691-6421/root/chroot_tmpdir/scmroot/mesa-libGLw'...
$ git reset --hard ff1709f3f8085a6059673589968a41a6ec6a9f55
HEAD is now at ff1709f import mesa-libGLw-8.0.0-18.el8