$ git clone -n https://git.cclinux.org/stage/rpms/mesa.git /var/lib/mock/dist-circle8-build-43671-9036/root/chroot_tmpdir/scmroot/mesa
Cloning into '/var/lib/mock/dist-circle8-build-43671-9036/root/chroot_tmpdir/scmroot/mesa'...
$ git reset --hard a5cb9279828dee771ccb774fce82e664f685f59d
HEAD is now at a5cb927 import mesa-21.1.5-1.el8