$ git clone -n https://src.fedoraproject.org/rpms/compiler-rt.git /var/lib/mock/f33-build-421977-62985/root/chroot_tmpdir/scmroot/compiler-rt
Cloning into '/var/lib/mock/f33-build-421977-62985/root/chroot_tmpdir/scmroot/compiler-rt'...
$ git reset --hard fd93bbc098c182ffd3758d269ae18bdbeb59b8dc
HEAD is now at fd93bbc Fix NVR