$ git clone -n https://src.fedoraproject.org/rpms/ghc-hostname.git /var/lib/mock/f38-build-689251-82513/root/chroot_tmpdir/scmroot/ghc-hostname
Cloning into '/var/lib/mock/f38-build-689251-82513/root/chroot_tmpdir/scmroot/ghc-hostname'...
$ git reset --hard 836100e6d38f85016e02d7fcf42ed68a7a2d5304
HEAD is now at 836100e Convert to %autorelease and %autochangelog