$ git clone -n https://src.fedoraproject.org/rpms/ghc-uuid.git /var/lib/mock/f31-build-112606-34295/root/chroot_tmpdir/scmroot/ghc-uuid
Cloning into '/var/lib/mock/f31-build-112606-34295/root/chroot_tmpdir/scmroot/ghc-uuid'...
$ git reset --hard bd241cef27963263dd040c8c596f2f517b358225
HEAD is now at bd241ce BR prof for lib and static for executable