$ git clone -n https://src.fedoraproject.org/rpms/ghc-tar.git /var/lib/mock/f38-build-689819-82579/root/chroot_tmpdir/scmroot/ghc-tar
Cloning into '/var/lib/mock/f38-build-689819-82579/root/chroot_tmpdir/scmroot/ghc-tar'...
$ git reset --hard fe0a7151a68667933c158032f8f8190fa0635f85
HEAD is now at fe0a715 Convert to %autorelease and %autochangelog