$ git clone -n https://src.fedoraproject.org/rpms/ghc-explicit-exception.git /var/lib/mock/f31-build-100044-33220/root/chroot_tmpdir/scmroot/ghc-explicit-exception
Cloning into '/var/lib/mock/f31-build-100044-33220/root/chroot_tmpdir/scmroot/ghc-explicit-exception'...
$ git reset --hard b10a1d2349eae3f84cc61c9aef9a8a55a8b1d98c
HEAD is now at b10a1d2 BR prof for lib and static for executable