$ git clone -n https://src.fedoraproject.org/rpms/libdrm.git /var/lib/mock/f31-build-58490-28455/root/chroot_tmpdir/scmroot/libdrm
Cloning into '/var/lib/mock/f31-build-58490-28455/root/chroot_tmpdir/scmroot/libdrm'...
$ git reset --hard c8cea57ac6a2e4f0c5b1c83b4491330ad424164b
HEAD is now at c8cea57 Update to 2.4.99