$ git clone -n https://src.fedoraproject.org/rpms/ghc-blaze-builder.git /var/lib/mock/f41-build-837443-159149/root/chroot_tmpdir/scmroot/ghc-blaze-builder
Cloning into '/var/lib/mock/f41-build-837443-159149/root/chroot_tmpdir/scmroot/ghc-blaze-builder'...
$ git reset --hard 736915d30c4097307e637a9f999856ff48b605a6
HEAD is now at 736915d https://hackage.haskell.org/package/blaze-builder-0.4.2.3/changelog